Submission #1218907

#	Time	Username	Problem	Language	Result	Execution time	Memory
1218907		cpdreamer	Cake 3 (JOI19_cake3)	C++20	Compilation error	0 ms	0 KiB

cake3

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
using namespace std;
const long long INF = 1e17;
typedef long long ll;
const ll MOD = (ll)1e9+7;
#define P pair
#define S second
#define F first
#define pb push_back
#define V vector
#define all(v) v.begin(), v.end()
typedef tree<int,null_type,less<int>,rb_tree_tag, tree_order_statistics_node_update> indexed_multiset;
void file() {
    freopen("input.txt","r",stdin);
    freopen("output.txt","w",stdout);
}
void solve() {
    int n;
    cin>>n;
    int m;
    cin>>m;
    P<ll,ll>a[n+1];
    for (int i=1;i<=n;i++) {
        cin>>a[i].S>>a[i].F;
    }
    sort(a+1,a+n+1);
    ll ans=LLONG_MIN;
    for (int i=1;i<=n;i++) {
        for (int j=i+m-1;j<=n;j++) {
            ll s=a[i].S+a[j].S;
            V<ll>v;
            for (int g=i+1;g<j;g++) {
                v.pb(a[g].S);
            }
            sort(all(v));
            reverse(all(v));
            for (int g=0;g<m-2;g++) {
                s+=v[g];
            }
            s-=2*(a[j].F-a[i].F);
            ans=max(ans,s);
        }
    }
    cout<<ans<<endl;
}
int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    //file();
    solve();
}#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
using namespace std;
const long long INF = 1e17;
typedef long long ll;
const ll MOD = (ll)1e9+7;
#define P pair
#define S second
#define F first
#define pb push_back
#define V vector
#define all(v) v.begin(), v.end()
typedef tree<int,null_type,less<int>,rb_tree_tag, tree_order_statistics_node_update> indexed_multiset;
void file() {
    freopen("input.txt","r",stdin);
    freopen("output.txt","w",stdout);
}
void solve() {
    int n;
    cin>>n;
    int m;
    cin>>m;
    P<ll,ll>a[n+1];
    for (int i=1;i<=n;i++) {
        cin>>a[i].S>>a[i].F;
    }
    sort(a+1,a+n+1);
    ll ans=LLONG_MIN;
    for (int i=1;i<=n;i++) {
        for (int j=i+m-1;j<=n;j++) {
            ll s=a[i].S+a[j].S;
            V<ll>v;
            for (int g=i+1;g<j;g++) {
                v.pb(a[g].S);
            }
            sort(all(v));
            reverse(all(v));
            for (int g=0;g<m-2;g++) {
                s+=v[g];
            }
            s-=2*(a[j].F-a[i].F);
            ans=max(ans,s);
        }
    }
    cout<<ans<<endl;
}
int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    //file();
    solve();
}

Compilation message (stderr)

cake3.cpp:53:2: error: stray '#' in program
   53 | }#include <bits/stdc++.h>
      |  ^
cake3.cpp:53:12: error: 'bits' was not declared in this scope
   53 | }#include <bits/stdc++.h>
      |            ^~~~
cake3.cpp:53:17: error: 'stdc' was not declared in this scope; did you mean 'std'?
   53 | }#include <bits/stdc++.h>
      |                 ^~~~
      |                 std
cake3.cpp:53:12: error: 'bits' was not declared in this scope
   53 | }#include <bits/stdc++.h>
      |            ^~~~
cake3.cpp:53:17: error: 'stdc' was not declared in this scope; did you mean 'std'?
   53 | }#include <bits/stdc++.h>
      |                 ^~~~
      |                 std
cake3.cpp:53:12: error: 'bits' was not declared in this scope
   53 | }#include <bits/stdc++.h>
      |            ^~~~
cake3.cpp:53:17: error: 'stdc' was not declared in this scope; did you mean 'std'?
   53 | }#include <bits/stdc++.h>
      |                 ^~~~
      |                 std
cake3.cpp:53:12: error: 'bits' was not declared in this scope
   53 | }#include <bits/stdc++.h>
      |            ^~~~
cake3.cpp:53:17: error: 'stdc' was not declared in this scope; did you mean 'std'?
   53 | }#include <bits/stdc++.h>
      |                 ^~~~
      |                 std
cake3.cpp:53:12: error: 'bits' was not declared in this scope
   53 | }#include <bits/stdc++.h>
      |            ^~~~
cake3.cpp:53:17: error: 'stdc' was not declared in this scope; did you mean 'std'?
   53 | }#include <bits/stdc++.h>
      |                 ^~~~
      |                 std
cake3.cpp:53:12: error: 'bits' was not declared in this scope
   53 | }#include <bits/stdc++.h>
      |            ^~~~
cake3.cpp:53:17: error: 'stdc' was not declared in this scope; did you mean 'std'?
   53 | }#include <bits/stdc++.h>
      |                 ^~~~
      |                 std
cake3.cpp:53:12: error: 'bits' was not declared in this scope
   53 | }#include <bits/stdc++.h>
      |            ^~~~
cake3.cpp:53:17: error: 'stdc' was not declared in this scope; did you mean 'std'?
   53 | }#include <bits/stdc++.h>
      |                 ^~~~
      |                 std
cake3.cpp:53:12: error: 'bits' was not declared in this scope
   53 | }#include <bits/stdc++.h>
      |            ^~~~
cake3.cpp:53:17: error: 'stdc' was not declared in this scope; did you mean 'std'?
   53 | }#include <bits/stdc++.h>
      |                 ^~~~
      |                 std
cake3.cpp:53:12: error: 'bits' was not declared in this scope
   53 | }#include <bits/stdc++.h>
      |            ^~~~
cake3.cpp:53:17: error: 'stdc' was not declared in this scope; did you mean 'std'?
   53 | }#include <bits/stdc++.h>
      |                 ^~~~
      |                 std
cake3.cpp:53:3: error: 'include' does not name a type
   53 | }#include <bits/stdc++.h>
      |   ^~~~~~~
cake3.cpp:57:17: error: redefinition of 'const long long int INF'
   57 | const long long INF = 1e17;
      |                 ^~~
cake3.cpp:5:17: note: 'const long long int INF' previously defined here
    5 | const long long INF = 1e17;
      |                 ^~~
cake3.cpp:59:10: error: redefinition of 'const ll MOD'
   59 | const ll MOD = (ll)1e9+7;
      |          ^~~
cake3.cpp:7:10: note: 'const ll MOD' previously defined here
    7 | const ll MOD = (ll)1e9+7;
      |          ^~~
cake3.cpp:67:6: error: redefinition of 'void file()'
   67 | void file() {
      |      ^~~~
cake3.cpp:15:6: note: 'void file()' previously defined here
   15 | void file() {
      |      ^~~~
cake3.cpp:71:6: error: redefinition of 'void solve()'
   71 | void solve() {
      |      ^~~~~
cake3.cpp:19:6: note: 'void solve()' previously defined here
   19 | void solve() {
      |      ^~~~~
cake3.cpp:100:5: error: redefinition of 'int main()'
  100 | int main() {
      |     ^~~~
cake3.cpp:48:5: note: 'int main()' previously defined here
   48 | int main() {
      |     ^~~~
cake3.cpp: In function 'void file()':
cake3.cpp:16:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |     freopen("input.txt","r",stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
cake3.cpp:17:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |     freopen("output.txt","w",stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
cake3.cpp: In function 'void file()':
cake3.cpp:68:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   68 |     freopen("input.txt","r",stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
cake3.cpp:69:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   69 |     freopen("output.txt","w",stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~