Submission #640249

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
640249	2022-09-14T04:25:45 Z	makanhulia	Zagrade (COI20_zagrade)	C++17	Compilation error	0 ms	0 KB

zagrade

#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define db double
#define pairll pair<ll,ll>
#define lpairll pair<ll,pairll>

#define repp(i,a,b) for (ll i = a; i <= b; i++)
#define repz(i,a,b) for (ll i = a; i < b; i++)
#define repm(i,a,b) for (ll i = a; i >= b; i--)
#define fr first
#define sc second
#define mp make_pair
#define pb push_back

const ll N = 1e5+5, MOD = 1e9+7, M = 1e3+5;
ll tc = 1, n, m, ar[N], br[N], str[M][M];
ll x, y, k, open = 0, close = 0;
string s, s1, s2, ye = "YES", no = "NO";
vector<pairll> v;

ll ask(ll l, ll r){
  // if(ar[l] != -1 && ar[r] != -1 && (r-l) == 1){
  //   if (ar[l] == 0 && ar[r] == 1) return 1;
  //   return 0;
  // }
  cout << "? " << l << " " << r << endl;
  ll dum; cin >> dum;
  return dum;
}#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define db double
#define pairll pair<ll,ll>
#define lpairll pair<ll,pairll>

#define repp(i,a,b) for (ll i = a; i <= b; i++)
#define repz(i,a,b) for (ll i = a; i < b; i++)
#define repm(i,a,b) for (ll i = a; i >= b; i--)
#define fr first
#define sc second
#define mp make_pair
#define pb push_back

const ll N = 1e5+5, MOD = 1e9+7, M = 1e3+5;
ll tc = 1, n, m, ar[N], br[N], str[M][M];
ll x, y, k, open = 0, close = 0;
string s, s1, s2, ye = "YES", no = "NO";
vector<pairll> v;

ll ask(ll l, ll r){
  // if(ar[l] != -1 && ar[r] != -1 && (r-l) == 1){
  //   if (ar[l] == 0 && ar[r] == 1) return 1;
  //   return 0;
  // }
  cout << "? " << l << " " << r << endl;
  ll dum; cin >> dum;
  return dum;
}

void input(){
  cin >> n >> k;
}

void answ(){
  cout << "! ";
  repp(i,1,n){
    if (ar[i] == 0) cout << "(";
    else cout << ")";
  }
  cout << endl;
}

void sub12(){
  memset(str,-1,sizeof(str));
  memset(ar,-1,sizeof(ar));
  repp(i,1,n){
    repp(j,i+1,n){
      if ((j-i)%2){
        str[i][j] = ask(i,j);
        if (str[i][j] == 1){
          ar[i] = 0;
          ar[j] = 1; 
        }
      } 
    }
  }
  answ();
}

void sub3(){
  ll l = 1, r = n;
  memset(ar,-1,sizeof(ar));
  while(l < r){
    ll a1 = ask(l,r);
    if (a1 == 1){
      ar[l] = 0;
      ar[r] = 1;
      l++;
      r--;
      continue;
    }
    else{
      ll a2 = ask(l-1,l);
      //1 -> 0 1
      //0 -> 0 0
      if (a2 == 1){
        ar[l] = 1;
      }
      else ar[l] = 0;

      //1 -> 0 1
      //0 -> 1 1
      ll a3 = ask(r,r+1);
      if (a3 == 1){
        ar[r] = 0;
      }
      else ar[r] = 1;
      if (ar[l] && ar[r] == 0){
        l++;
        r--;
        if (l < r){
          ar[l] = 0;
          ar[r] = 1;
          l++;
          r--;
        }
      }
      else if (ar[l] && ar[r]){
        l++;
        // if (l >= r) break;
        ar[l] = 0;
        l++;
      }
      else{
        r--;
        // if (l >= r) break;
        ar[r] = 1;
        r--;
      }
    }
  }
  answ();
}

void solve(){
  if (n <= 1e3) sub12();
  else sub3();
  //answ();
}

int main(){
  ios_base::sync_with_stdio(0);
  cin.tie(NULL);
  cout.tie(NULL);
  //cin >> tc;
  while(tc--){
    input();
    solve();
  }
}

void input(){
  cin >> n >> k;
}

void answ(){
  cout << "! ";
  repp(i,1,n){
    if (ar[i] == 0) cout << "(";
    else cout << ")";
  }
  cout << endl;
}

void sub12(){
  memset(str,-1,sizeof(str));
  memset(ar,-1,sizeof(ar));
  repp(i,1,n){
    repp(j,i+1,n){
      if ((j-i)%2) str[i][j] = ask(i,j);
      if (str[i][j] == 1){
        ar[i] = 0;
        ar[j] = 1; 
      }
    }
  }
  answ();
}

void sub3(){
  ll l = 1, r = n;
  memset(ar,-1,sizeof(ar));
  while(l < r){
    ll a1 = ask(l,r);
    if (a1 == 1){
      ar[l] = 0;
      ar[r] = 1;
      l++;
      r--;
      continue;
    }
    else{
      ll a2 = ask(l-1,l);
      //1 -> 0 1
      //0 -> 0 0
      if (a2 == 1){
        ar[l] = 1;
      }
      else ar[l] = 0;

      //1 -> 0 1
      //0 -> 1 1
      ll a3 = ask(r,r+1);
      if (a3 == 1){
        ar[r] = 0;
      }
      else ar[r] = 1;
      if (ar[l] && ar[r] == 0){
        l++;
        r--;
        if (l < r){
          ar[l] = 0;
          ar[r] = 1;
          l++;
          r--;
        }
      }
      else if (ar[l] && ar[r]){
        l++;
        // if (l >= r) break;
        ar[l] = 0;
        l++;
      }
      else{
        r--;
        // if (l >= r) break;
        ar[r] = 1;
        r--;
      }
    }
  }
  answ();
}

void solve(){
  if (n <= 1e3) sub12();
  else sub3();
  //answ();
}

int main(){
  ios_base::sync_with_stdio(0);
  cin.tie(NULL);
  cout.tie(NULL);
  //cin >> tc;
  while(tc--){
    input();
    solve();
  }
}

Compilation message

zagrade.cpp:31:2: error: stray '#' in program
   31 | }#include <bits/stdc++.h>
      |  ^
zagrade.cpp:31:3: error: 'include' does not name a type
   31 | }#include <bits/stdc++.h>
      |   ^~~~~~~
zagrade.cpp:47:10: error: redefinition of 'const long long int N'
   47 | const ll N = 1e5+5, MOD = 1e9+7, M = 1e3+5;
      |          ^
zagrade.cpp:17:10: note: 'const long long int N' previously defined here
   17 | const ll N = 1e5+5, MOD = 1e9+7, M = 1e3+5;
      |          ^
zagrade.cpp:47:21: error: redefinition of 'const long long int MOD'
   47 | const ll N = 1e5+5, MOD = 1e9+7, M = 1e3+5;
      |                     ^~~
zagrade.cpp:17:21: note: 'const long long int MOD' previously defined here
   17 | const ll N = 1e5+5, MOD = 1e9+7, M = 1e3+5;
      |                     ^~~
zagrade.cpp:47:34: error: redefinition of 'const long long int M'
   47 | const ll N = 1e5+5, MOD = 1e9+7, M = 1e3+5;
      |                                  ^
zagrade.cpp:17:34: note: 'const long long int M' previously defined here
   17 | const ll N = 1e5+5, MOD = 1e9+7, M = 1e3+5;
      |                                  ^
zagrade.cpp:48:4: error: redefinition of 'long long int tc'
   48 | ll tc = 1, n, m, ar[N], br[N], str[M][M];
      |    ^~
zagrade.cpp:18:4: note: 'long long int tc' previously defined here
   18 | ll tc = 1, n, m, ar[N], br[N], str[M][M];
      |    ^~
zagrade.cpp:48:12: error: redefinition of 'long long int n'
   48 | ll tc = 1, n, m, ar[N], br[N], str[M][M];
      |            ^
zagrade.cpp:18:12: note: 'long long int n' previously declared here
   18 | ll tc = 1, n, m, ar[N], br[N], str[M][M];
      |            ^
zagrade.cpp:48:15: error: redefinition of 'long long int m'
   48 | ll tc = 1, n, m, ar[N], br[N], str[M][M];
      |               ^
zagrade.cpp:18:15: note: 'long long int m' previously declared here
   18 | ll tc = 1, n, m, ar[N], br[N], str[M][M];
      |               ^
zagrade.cpp:48:18: error: redefinition of 'long long int ar [100005]'
   48 | ll tc = 1, n, m, ar[N], br[N], str[M][M];
      |                  ^~
zagrade.cpp:18:18: note: 'long long int ar [100005]' previously declared here
   18 | ll tc = 1, n, m, ar[N], br[N], str[M][M];
      |                  ^~
zagrade.cpp:48:25: error: redefinition of 'long long int br [100005]'
   48 | ll tc = 1, n, m, ar[N], br[N], str[M][M];
      |                         ^~
zagrade.cpp:18:25: note: 'long long int br [100005]' previously declared here
   18 | ll tc = 1, n, m, ar[N], br[N], str[M][M];
      |                         ^~
zagrade.cpp:48:32: error: redefinition of 'long long int str [1005][1005]'
   48 | ll tc = 1, n, m, ar[N], br[N], str[M][M];
      |                                ^~~
zagrade.cpp:18:32: note: 'long long int str [1005][1005]' previously declared here
   18 | ll tc = 1, n, m, ar[N], br[N], str[M][M];
      |                                ^~~
zagrade.cpp:49:4: error: redefinition of 'long long int x'
   49 | ll x, y, k, open = 0, close = 0;
      |    ^
zagrade.cpp:19:4: note: 'long long int x' previously declared here
   19 | ll x, y, k, open = 0, close = 0;
      |    ^
zagrade.cpp:49:7: error: redefinition of 'long long int y'
   49 | ll x, y, k, open = 0, close = 0;
      |       ^
zagrade.cpp:19:7: note: 'long long int y' previously declared here
   19 | ll x, y, k, open = 0, close = 0;
      |       ^
zagrade.cpp:49:10: error: redefinition of 'long long int k'
   49 | ll x, y, k, open = 0, close = 0;
      |          ^
zagrade.cpp:19:10: note: 'long long int k' previously declared here
   19 | ll x, y, k, open = 0, close = 0;
      |          ^
zagrade.cpp:49:13: error: redefinition of 'long long int open'
   49 | ll x, y, k, open = 0, close = 0;
      |             ^~~~
zagrade.cpp:19:13: note: 'long long int open' previously defined here
   19 | ll x, y, k, open = 0, close = 0;
      |             ^~~~
zagrade.cpp:49:23: error: redefinition of 'long long int close'
   49 | ll x, y, k, open = 0, close = 0;
      |                       ^~~~~
zagrade.cpp:19:23: note: 'long long int close' previously defined here
   19 | ll x, y, k, open = 0, close = 0;
      |                       ^~~~~
zagrade.cpp:50:8: error: redefinition of 'std::string s'
   50 | string s, s1, s2, ye = "YES", no = "NO";
      |        ^
zagrade.cpp:20:8: note: 'std::string s' previously declared here
   20 | string s, s1, s2, ye = "YES", no = "NO";
      |        ^
zagrade.cpp:50:11: error: redefinition of 'std::string s1'
   50 | string s, s1, s2, ye = "YES", no = "NO";
      |           ^~
zagrade.cpp:20:11: note: 'std::string s1' previously declared here
   20 | string s, s1, s2, ye = "YES", no = "NO";
      |           ^~
zagrade.cpp:50:15: error: redefinition of 'std::string s2'
   50 | string s, s1, s2, ye = "YES", no = "NO";
      |               ^~
zagrade.cpp:20:15: note: 'std::string s2' previously declared here
   20 | string s, s1, s2, ye = "YES", no = "NO";
      |               ^~
zagrade.cpp:50:19: error: redefinition of 'std::string ye'
   50 | string s, s1, s2, ye = "YES", no = "NO";
      |                   ^~
zagrade.cpp:20:19: note: 'std::string ye' previously declared here
   20 | string s, s1, s2, ye = "YES", no = "NO";
      |                   ^~
zagrade.cpp:50:31: error: redefinition of 'std::string no'
   50 | string s, s1, s2, ye = "YES", no = "NO";
      |                               ^~
zagrade.cpp:20:31: note: 'std::string no' previously declared here
   20 | string s, s1, s2, ye = "YES", no = "NO";
      |                               ^~
zagrade.cpp:51:16: error: redefinition of 'std::vector<std::pair<long long int, long long int> > v'
   51 | vector<pairll> v;
      |                ^
zagrade.cpp:21:16: note: 'std::vector<std::pair<long long int, long long int> > v' previously declared here
   21 | vector<pairll> v;
      |                ^
zagrade.cpp:53:4: error: redefinition of 'long long int ask(long long int, long long int)'
   53 | ll ask(ll l, ll r){
      |    ^~~
zagrade.cpp:23:4: note: 'long long int ask(long long int, long long int)' previously defined here
   23 | ll ask(ll l, ll r){
      |    ^~~
zagrade.cpp:165:6: error: redefinition of 'void input()'
  165 | void input(){
      |      ^~~~~
zagrade.cpp:63:6: note: 'void input()' previously defined here
   63 | void input(){
      |      ^~~~~
zagrade.cpp:169:6: error: redefinition of 'void answ()'
  169 | void answ(){
      |      ^~~~
zagrade.cpp:67:6: note: 'void answ()' previously defined here
   67 | void answ(){
      |      ^~~~
zagrade.cpp:178:6: error: redefinition of 'void sub12()'
  178 | void sub12(){
      |      ^~~~~
zagrade.cpp:76:6: note: 'void sub12()' previously defined here
   76 | void sub12(){
      |      ^~~~~
zagrade.cpp:193:6: error: redefinition of 'void sub3()'
  193 | void sub3(){
      |      ^~~~
zagrade.cpp:93:6: note: 'void sub3()' previously defined here
   93 | void sub3(){
      |      ^~~~
zagrade.cpp:248:6: error: redefinition of 'void solve()'
  248 | void solve(){
      |      ^~~~~
zagrade.cpp:148:6: note: 'void solve()' previously defined here
  148 | void solve(){
      |      ^~~~~
zagrade.cpp:254:5: error: redefinition of 'int main()'
  254 | int main(){
      |     ^~~~
zagrade.cpp:154:5: note: 'int main()' previously defined here
  154 | int main(){
      |     ^~~~