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Submission #330693

# Submission time Handle Problem Language Result Execution time Memory
330693 2020-11-26T09:15:49 Z tavhid Red-blue table (IZhO19_stones) C++14
0 / 100
 59 ms 1388 KB 
#include <bits/stdc++.h>

//#pragma GCC optimize("Ofast")
//1.0 * clock() / CLOCKS_PER_SEC

#define fi first
#define se second
#define ll long long int
#define dl double long

using namespace std;

const int N = 1e6 + 7;
const ll INF = 1e10 + 7;
const int mod = 998244353;

//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

void solve1()
{
    int n, m;
    char a = '+', b = '-';
    bool f = false;
    cin >> n >> m;
    if(n < m){
        swap(n, m);
        swap(a, b);
        f = true;
    }
    int k = (m * n) - (m / 2 + 1) * n;
    cout << n + k / ((n + 1) / 2) << endl;
    char ar[n][m];
    for(int i = 0; i < k / n && f; i++){
        for(int j = 0; j < m; j++){
            ar[i][j] = b;
        }
    }
    for(int i = 0; i < n; i++){
        for(int j = 0; j < k / m && !f; j++){
            ar[i][j] = b;
        }
    }
    for(int i = 0; i < n * !f + m * f; i++){
        for(int j = 0; j < m * !f + n * f; j++){
            if(ar[i][j] != b){
                cout << a;
            }else{
                cout << b;
            }
        }
        cout << endl;
    }
}

int32_t main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0); srand(time(0));
    //freopen( "input.txt" , "r" , stdin );
    //freopen( "output.txt" , "w" , stdout );
	//freopen( "cupboard.in" , "r" , stdin );
    //freopen( "cupboard.out" , "w" , stdout );

    int cghf = 1;cin >> cghf;
    while( cghf-- ){
        solve1();
    }
}

Subtask #1
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Incorrect 1 ms 512 KB in the table A+B is not equal to 6

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 10 ms 364 KB in the table A+B is not equal to 46

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Incorrect 1 ms 512 KB in the table A+B is not equal to 6

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Runtime error 17 ms 876 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 59 ms 1388 KB in the table A+B is not equal to 46
2 Halted 0 ms 0 KB -

Subtask #6
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Incorrect 1 ms 512 KB in the table A+B is not equal to 6