oj.uz

Submission #170859

# Submission time Handle Problem Language Result Execution time Memory
170859 2019-12-26T15:36:45 Z beksultan04 Red-blue table (IZhO19_stones) C++14
27 / 100
 50 ms 1912 KB 
#include <bits/stdc++.h>
using namespace std;
#define fr first
#define sc second
#define pb push_back
#define mk make_pair
#define OK puts("OK");
#define sz(s) (int)s.size()
#define pii pair<int,int>
#define all(s) s.begin(), s.end()
#define allr(s) s.rbegin(), s.rend()
#define rep(i,n) for (i=0;i<(n);++i)
#define rep1(i,n) for (i=1;i<=(n);++i)
#define ret return
#define nemeshay ios::sync_with_stdio(0),cin.tie(0);
const int N=1e6+12,INF=1e9+7;
int q[1001][1001];
main(){
    int t;
    cin>>t;
    while (t--){

        int n,m,i,j;
        cin>>n>>m;
        if (m>n){
            n--;
            cout <<m+n/2<<"\n";
            for (i=0;i<n/2;++i)
                for (j=0;j<m;++j)
                    q[i][j]=1;

            n++;
        }
        else {
            for (i=0;i<n;++i)
                for (j=0;j<m;++j)
                    q[i][j]=1;
            m--;
            cout <<n+m/2<<"\n";
            for (i=0;i<n;++i)
                for (j=0;j<m/2;++j)
                    q[i][j]=0;
            m++;
        }
        for (i=0;i<n;++i){
            for (j=0;j<m;++j){
                if (q[i][j])cout <<'+';
                else cout <<'-';
            }
            cout <<"\n";
        }
        for (i=0;i<n;++i){
            for (j=0;j<m;++j){
                q[i][j]=0;
            }
        }
    }
}

Compilation message

stones.cpp:18:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(){
      ^

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 504 KB Output is correct

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 4 ms 504 KB Output is correct
4 Incorrect 6 ms 632 KB Wrong answer in test 5 29: 31 < 32

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 45 ms 1760 KB Wrong answer in test 97 21: 107 < 116
2 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 50 ms 1912 KB Wrong answer in test 24 24: 35 < 44
2 Halted 0 ms 0 KB -

Subtask #6
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 4 ms 504 KB Output is correct
4 Incorrect 6 ms 632 KB Wrong answer in test 5 29: 31 < 32