Submission #716873

#	Time	Username	Problem	Language	Result	Execution time	Memory
716873		vjudge1	Split the sequence (APIO14_sequence)	C++17	Compilation error	0 ms	0 KiB

This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.

sequence

#include <bits/stdc++.h> #define f first #define s second #define ent '\n' #define int long long #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native") #pragma GCC optimize("Ofast,unroll-loops,fast-math,O3") //typedef long double ld; typedef long long ll; using namespace std; struct node{double x,y;}; //double len(node a,node b) //{return sqrt((a.x-b.x)*(a.x-b.y)+(a.y-b.y)*(a.x-b.y));} struct seg{ int mx1=0,mx2=0,ans=0; }; const string out[2]={"NO\n","YES\n"}; const ll dx[]={0,0,1,-1,-1,1,1,-1}; const ll dy[]={1,-1,0,0,-1,1,-1,1}; const int md=998244353; const int mod=1e9+7; const int mx=1e6+12; const int tst=1e5; const bool T=0; map<pair<int,int>,int> dp[mx]; int dp[2012][212]; int pref[mx]; int col[mx]; int q[mx]; int n,m,k; int ans=-1; bool kek; int pos; int get(int x){ int sum=0,cal=0,k=m; for(int i=1;i<=n;i++){ sum+=q[i]; if(sum>=x && k>0){ sum-=q[i]; cal+=(pref[n]-pref[i-1])*sum; sum=q[i]; k--; } } if(k>0)kek=1; if(cal>ans){ ans=cal; pos=x; } return cal; } void Press_Fn_with_F11(){ cin>>n>>m; int mx=0; for(int i=1;i<=n;i++)cin>>q[i],mx=max(mx,q[i]); for(int i=1;i<=n;i++)pref[i]=pref[i-1]+q[i]; int l=mx+1,r=1e9; if(n<=2000){ for(int i=0;i<=n;i++){ for(int j=0;j<=m;j++)dp[i][j]=-1e18; } dp[0][0]=0; for(int i=1;i<=n;i++){ for(int j=i;j<=n;j++){ for(int k=1;k<=min(i+1,m);k++){ dp[j][k]=max(dp[j][k],dp[i-1][k-1]+(pref[j]-pref[i-1])*(pref[n]-pref[j])); if(dp[j][k]==dp[i-1][k-1]+(pref[j]-pref[i-1])*(pref[n]-pref[j]))p[j][k]=i-1; } } } cout<<dp[n][m]<<ent; vector<int> ans; for(int i=n,j=m;j;j--){ ans.push_back(i); i=p[i][j]; } for(int i=ans.size()-1;i;i--)cout<<ans[i]<<' '; cout<<ent; return; } while(r-l>10){ int m1=l+(r-l)/3,m2=r-(r-l)/3; kek=0; int a=get(m1),b=get(m2); if(kek)r=m2-1; else if(get(m1)>get(m2))r=m2-1; else l=m1+1; } for(int i=l;i<=r;i++)get(i); int sum=0,k=m; int cnt=1; for(int i=1;i<=n;i++){ sum+=q[i]; col[i]=cnt; if(sum>=pos && k>0){ col[i]=++cnt; sum=q[i]; k--; } } if(k>0){ while(k--){ int mx=0; for(int i=1;i<=n;i++){ int j=i; while(j<n && col[j+1]==col[i])j++; for(int k=i;k<=j;k++)mx=max(mx,(pref[k]-pref[i-1])*(pref[j]-pref[k])); i=j; } bool ok=0; for(int i=1;i<=n;i++){ int j=i; while(j<n && col[j+1]==col[i])j++; for(int k=i;k<=j;k++){ if(mx==(pref[k]-pref[i-1])*(pref[j]-pref[k])){ cnt++; ok=1; for(int l=i;l<=k;l++)col[l]=cnt; break; } } if(ok)break; i=j; } ans+=mx; } } cout<<ans<<ent; for(int i=1;i<n;i++){ if(col[i]!=col[i+1])cout<<i<<' '; } cout<<ent; } signed main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int Ersayin_abi_crush=1; if(T)cin>>Ersayin_abi_crush; for(int i=1;i<=Ersayin_abi_crush;i++){ // cout<<"Case "<<i<<": "; Press_Fn_with_F11(); } }

Compilation message (stderr)

sequence.cpp:32:5: error: conflicting declaration 'long long int dp [2012][212]'
   32 | int dp[2012][212];
      |     ^~
sequence.cpp:31:24: note: previous declaration as 'std::map<std::pair<long long int, long long int>, long long int> dp [1000012]'
   31 | map<pair<int,int>,int> dp[mx];
      |                        ^~
sequence.cpp: In function 'void Press_Fn_with_F11()':
sequence.cpp:68:30: error: no match for 'operator[]' (operand types are 'std::map<std::pair<long long int, long long int>, long long int>' and 'long long int')
   68 |    for(int j=0;j<=m;j++)dp[i][j]=-1e18;
      |                              ^
In file included from /usr/include/c++/10/map:61,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:81,
                 from sequence.cpp:1:
/usr/include/c++/10/bits/stl_map.h:492:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  492 |       operator[](const key_type& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:492:34: note:   no known conversion for argument 1 from 'long long int' to 'const key_type&' {aka 'const std::pair<long long int, long long int>&'}
  492 |       operator[](const key_type& __k)
      |                  ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_map.h:512:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](std::map<_Key, _Tp, _Compare, _Alloc>::key_type&&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  512 |       operator[](key_type&& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:512:29: note:   no known conversion for argument 1 from 'long long int' to 'std::map<std::pair<long long int, long long int>, long long int>::key_type&&' {aka 'std::pair<long long int, long long int>&&'}
  512 |       operator[](key_type&& __k)
      |                  ~~~~~~~~~~~^~~
sequence.cpp:70:8: error: no match for 'operator[]' (operand types are 'std::map<std::pair<long long int, long long int>, long long int>' and 'int')
   70 |   dp[0][0]=0;
      |        ^
In file included from /usr/include/c++/10/map:61,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:81,
                 from sequence.cpp:1:
/usr/include/c++/10/bits/stl_map.h:492:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  492 |       operator[](const key_type& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:492:34: note:   no known conversion for argument 1 from 'int' to 'const key_type&' {aka 'const std::pair<long long int, long long int>&'}
  492 |       operator[](const key_type& __k)
      |                  ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_map.h:512:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](std::map<_Key, _Tp, _Compare, _Alloc>::key_type&&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  512 |       operator[](key_type&& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:512:29: note:   no known conversion for argument 1 from 'int' to 'std::map<std::pair<long long int, long long int>, long long int>::key_type&&' {aka 'std::pair<long long int, long long int>&&'}
  512 |       operator[](key_type&& __k)
      |                  ~~~~~~~~~~~^~~
sequence.cpp:74:11: error: no match for 'operator[]' (operand types are 'std::map<std::pair<long long int, long long int>, long long int>' and 'long long int')
   74 |      dp[j][k]=max(dp[j][k],dp[i-1][k-1]+(pref[j]-pref[i-1])*(pref[n]-pref[j]));
      |           ^
In file included from /usr/include/c++/10/map:61,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:81,
                 from sequence.cpp:1:
/usr/include/c++/10/bits/stl_map.h:492:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  492 |       operator[](const key_type& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:492:34: note:   no known conversion for argument 1 from 'long long int' to 'const key_type&' {aka 'const std::pair<long long int, long long int>&'}
  492 |       operator[](const key_type& __k)
      |                  ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_map.h:512:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](std::map<_Key, _Tp, _Compare, _Alloc>::key_type&&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  512 |       operator[](key_type&& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:512:29: note:   no known conversion for argument 1 from 'long long int' to 'std::map<std::pair<long long int, long long int>, long long int>::key_type&&' {aka 'std::pair<long long int, long long int>&&'}
  512 |       operator[](key_type&& __k)
      |                  ~~~~~~~~~~~^~~
sequence.cpp:74:24: error: no match for 'operator[]' (operand types are 'std::map<std::pair<long long int, long long int>, long long int>' and 'long long int')
   74 |      dp[j][k]=max(dp[j][k],dp[i-1][k-1]+(pref[j]-pref[i-1])*(pref[n]-pref[j]));
      |                        ^
In file included from /usr/include/c++/10/map:61,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:81,
                 from sequence.cpp:1:
/usr/include/c++/10/bits/stl_map.h:492:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  492 |       operator[](const key_type& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:492:34: note:   no known conversion for argument 1 from 'long long int' to 'const key_type&' {aka 'const std::pair<long long int, long long int>&'}
  492 |       operator[](const key_type& __k)
      |                  ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_map.h:512:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](std::map<_Key, _Tp, _Compare, _Alloc>::key_type&&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  512 |       operator[](key_type&& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:512:29: note:   no known conversion for argument 1 from 'long long int' to 'std::map<std::pair<long long int, long long int>, long long int>::key_type&&' {aka 'std::pair<long long int, long long int>&&'}
  512 |       operator[](key_type&& __k)
      |                  ~~~~~~~~~~~^~~
sequence.cpp:74:35: error: no match for 'operator[]' (operand types are 'std::map<std::pair<long long int, long long int>, long long int>' and 'long long int')
   74 |      dp[j][k]=max(dp[j][k],dp[i-1][k-1]+(pref[j]-pref[i-1])*(pref[n]-pref[j]));
      |                                   ^
In file included from /usr/include/c++/10/map:61,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:81,
                 from sequence.cpp:1:
/usr/include/c++/10/bits/stl_map.h:492:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  492 |       operator[](const key_type& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:492:34: note:   no known conversion for argument 1 from 'long long int' to 'const key_type&' {aka 'const std::pair<long long int, long long int>&'}
  492 |       operator[](const key_type& __k)
      |                  ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_map.h:512:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](std::map<_Key, _Tp, _Compare, _Alloc>::key_type&&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  512 |       operator[](key_type&& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:512:29: note:   no known conversion for argument 1 from 'long long int' to 'std::map<std::pair<long long int, long long int>, long long int>::key_type&&' {aka 'std::pair<long long int, long long int>&&'}
  512 |       operator[](key_type&& __k)
      |                  ~~~~~~~~~~~^~~
sequence.cpp:75:14: error: no match for 'operator[]' (operand types are 'std::map<std::pair<long long int, long long int>, long long int>' and 'long long int')
   75 |      if(dp[j][k]==dp[i-1][k-1]+(pref[j]-pref[i-1])*(pref[n]-pref[j]))p[j][k]=i-1;
      |              ^
In file included from /usr/include/c++/10/map:61,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:81,
                 from sequence.cpp:1:
/usr/include/c++/10/bits/stl_map.h:492:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  492 |       operator[](const key_type& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:492:34: note:   no known conversion for argument 1 from 'long long int' to 'const key_type&' {aka 'const std::pair<long long int, long long int>&'}
  492 |       operator[](const key_type& __k)
      |                  ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_map.h:512:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](std::map<_Key, _Tp, _Compare, _Alloc>::key_type&&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  512 |       operator[](key_type&& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:512:29: note:   no known conversion for argument 1 from 'long long int' to 'std::map<std::pair<long long int, long long int>, long long int>::key_type&&' {aka 'std::pair<long long int, long long int>&&'}
  512 |       operator[](key_type&& __k)
      |                  ~~~~~~~~~~~^~~
sequence.cpp:75:26: error: no match for 'operator[]' (operand types are 'std::map<std::pair<long long int, long long int>, long long int>' and 'long long int')
   75 |      if(dp[j][k]==dp[i-1][k-1]+(pref[j]-pref[i-1])*(pref[n]-pref[j]))p[j][k]=i-1;
      |                          ^
In file included from /usr/include/c++/10/map:61,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:81,
                 from sequence.cpp:1:
/usr/include/c++/10/bits/stl_map.h:492:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  492 |       operator[](const key_type& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:492:34: note:   no known conversion for argument 1 from 'long long int' to 'const key_type&' {aka 'const std::pair<long long int, long long int>&'}
  492 |       operator[](const key_type& __k)
      |                  ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_map.h:512:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](std::map<_Key, _Tp, _Compare, _Alloc>::key_type&&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  512 |       operator[](key_type&& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:512:29: note:   no known conversion for argument 1 from 'long long int' to 'std::map<std::pair<long long int, long long int>, long long int>::key_type&&' {aka 'std::pair<long long int, long long int>&&'}
  512 |       operator[](key_type&& __k)
      |                  ~~~~~~~~~~~^~~
sequence.cpp:75:70: error: 'p' was not declared in this scope
   75 |      if(dp[j][k]==dp[i-1][k-1]+(pref[j]-pref[i-1])*(pref[n]-pref[j]))p[j][k]=i-1;
      |                                                                      ^
sequence.cpp:79:14: error: no match for 'operator[]' (operand types are 'std::map<std::pair<long long int, long long int>, long long int>' and 'long long int')
   79 |   cout<<dp[n][m]<<ent;
      |              ^
In file included from /usr/include/c++/10/map:61,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:81,
                 from sequence.cpp:1:
/usr/include/c++/10/bits/stl_map.h:492:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  492 |       operator[](const key_type& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:492:34: note:   no known conversion for argument 1 from 'long long int' to 'const key_type&' {aka 'const std::pair<long long int, long long int>&'}
  492 |       operator[](const key_type& __k)
      |                  ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_map.h:512:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](std::map<_Key, _Tp, _Compare, _Alloc>::key_type&&) [with _Key = std::pair<long long int, long long int>; _Tp = long long int; _Compare = std::less<std::pair<long long int, long long int> >; _Alloc = std::allocator<std::pair<const std::pair<long long int, long long int>, long long int> >; std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type = long long int; std::map<_Key, _Tp, _Compare, _Alloc>::key_type = std::pair<long long int, long long int>]'
  512 |       operator[](key_type&& __k)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_map.h:512:29: note:   no known conversion for argument 1 from 'long long int' to 'std::map<std::pair<long long int, long long int>, long long int>::key_type&&' {aka 'std::pair<long long int, long long int>&&'}
  512 |       operator[](key_type&& __k)
      |                  ~~~~~~~~~~~^~~
sequence.cpp:83:6: error: 'p' was not declared in this scope
   83 |    i=p[i][j];
      |      ^
/var/local/lib/isolate/992/box/prog