Submission #683436

#	Time	Username	Problem	Language	Result	Execution time	Memory
683436		NotLinux	Red-blue table (IZhO19_stones)	C++14	Compilation error	0 ms	0 KiB

stones

#include<bits/stdc++.h>
using namespace std;
#define int long long
 
vector < vector < char > > arr(1005 , vector < char > (1005));
 
void solve(){
    bool bl = 0;
    int n, m;
    cin>>n>>m;
    
    if(n > m){
        swap(n, m); 
        bl = 1;
    }
    
    for(int i = 1; i <= n; i++){
            for(int j = 1; j <= m; j++){
                            arr[i][j] = (bl ? '+' : '-');
                    }
        }
    cout<<max(n, m) + min(min(n, m), (min(n, m) / 2 - !(min(n, m) & 1)) * max(n, m) / (max(n, m) / 2 + 1))<<"\n";
    
    for(int i = 1, last = 1; i <= min(min(n, m), (min(n, m) / 2 - !(min(n, m) & 1)) * max(n, m) / (max(n, m) / 2 + 1)); i++){
        for(int j = 1; j <= m / 2 + 1; j++, last++){
            if(last == m + 1)last = 1;
            arr[i][last] = (bl ? '-' : '+');
        }
    }
    
    if(bl == 0){
        for(int i = 1; i <= n; i++){
            for(int j = 1; j <= m; j++)
                cout<<arr[i][j];
            cout<<"\n";
        }
    }
    else{
        for(int i = 1; i <= m; i++){
            for(int j = 1; j <= n; j++)
                cout<<arr[j][i];
            cout<<"\n";
        }
    }
    cout<<"\n";
}
 
signed main(){
    int tt = 1;
    cin>>tt;
    while(tt--)solve();
}#include<bits/stdc++.h>
using namespace std;
#define int long long
 
vector < vector < char > > arr(1005 , vector < char > (1005));
 
void solve(){
    bool bl = 0;
    int n, m;
    cin>>n>>m;
    
    if(n > m){
        swap(n, m); 
        bl = 1;
    }
    
    for(int i = 1; i <= n; i++){
            for(int j = 1; j <= m; j++){
                            arr[i][j] = (bl ? '+' : '-');
                    }
        }
    cout<<max(n, m) + min(min(n, m), (min(n, m) / 2 - !(min(n, m) & 1)) * max(n, m) / (max(n, m) / 2 + 1))<<"\n";
    
    for(int i = 1, last = 1; i <= min(min(n, m), (min(n, m) / 2 - !(min(n, m) & 1)) * max(n, m) / (max(n, m) / 2 + 1)); i++){
        for(int j = 1; j <= m / 2 + 1; j++, last++){
            if(last == m + 1)last = 1;
            arr[i][last] = (bl ? '-' : '+');
        }
    }
    
    if(bl == 0){
        for(int i = 1; i <= n; i++){
            for(int j = 1; j <= m; j++)
                cout<<arr[i][j];
            cout<<"\n";
        }
    }
    else{
        for(int i = 1; i <= m; i++){
            for(int j = 1; j <= n; j++)
                cout<<arr[j][i];
            cout<<"\n";
        }
    }
    cout<<"\n";
}
 
signed main(){
    int tt = 1;
    cin>>tt;
    while(tt--)solve();
}

Compilation message (stderr)

stones.cpp:52:2: error: stray '#' in program
   52 | }#include<bits/stdc++.h>
      |  ^
stones.cpp:52:3: error: 'include' does not name a type
   52 | }#include<bits/stdc++.h>
      |   ^~~~~~~
stones.cpp:56:28: error: redefinition of 'std::vector<std::vector<char> > arr'
   56 | vector < vector < char > > arr(1005 , vector < char > (1005));
      |                            ^~~
stones.cpp:5:28: note: 'std::vector<std::vector<char> > arr' previously declared here
    5 | vector < vector < char > > arr(1005 , vector < char > (1005));
      |                            ^~~
stones.cpp:58:6: error: redefinition of 'void solve()'
   58 | void solve(){
      |      ^~~~~
stones.cpp:7:6: note: 'void solve()' previously defined here
    7 | void solve(){
      |      ^~~~~
stones.cpp:99:8: error: redefinition of 'int main()'
   99 | signed main(){
      |        ^~~~
stones.cpp:48:8: note: 'int main()' previously defined here
   48 | signed main(){
      |        ^~~~