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답안 #103599

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
103599 2019-03-31T19:35:41 Z kishtarn555 Mobitel (COCI19_mobitel) C++14
0 / 130
 113 ms 66560 KB 
#include<iostream>
#include<math.h>
#include<stdlib.h>
#include<algorithm>
 
using namespace std;
int N,M, K;
const long long mod = 1e9+7;
long long mat[300][300];
long long memo[300][300][301];
long long memo2[300][300][301];
bool vis[300][300][301];
long long dp(int i, int j, long long s) {
 
    if (i < 0 ||j<0)return 0;
    s*=mat[i][j];
    if ( s >= K)return 0;
    if (vis[i][j][s])
        return memo[i][j][s];
    if (i==0 && j==0)return 1;
    vis[i][j][s]=true;
    return memo[i][j][s] = (dp(i-1,j,s)+dp(i,j-1,s))%mod;
}
 
long long dp2(int i, int j, long long s) {
 
    if (i < 0 ||j<0)return 0;
 
    if (memo2[i][j][s])
        return memo2[i][j][s];
    if (i==0 || j==0)return 1;
 
    return memo2[i][j][s] = (dp2(i-1,j,s)+dp2(i,j-1,s))%mod;
}
int main() {
    ios_base::sync_with_stdio(0); cin.tie(0);
    cin >>N>>M>>K;
    for (int i = 0; i < N; i++) {
for (int j = 0; j < M; j++) {
        cin >> mat[i][j];
 
    }
 
    }
    cout << (dp2(N-1,M-1,1)-dp(N-1,M-1,1)+mod)%mod;
    return 0;
}

Subtask #1
0 / 130.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 81 ms 66560 KB Execution killed with signal 9 (could be triggered by violating memory limits)
2 Runtime error 79 ms 66560 KB Execution killed with signal 9 (could be triggered by violating memory limits)
3 Runtime error 64 ms 66560 KB Execution killed with signal 9 (could be triggered by violating memory limits)
4 Runtime error 79 ms 66560 KB Execution killed with signal 9 (could be triggered by violating memory limits)
5 Runtime error 70 ms 66560 KB Execution killed with signal 9 (could be triggered by violating memory limits)
6 Runtime error 64 ms 66560 KB Execution killed with signal 9 (could be triggered by violating memory limits)
7 Runtime error 113 ms 66560 KB Execution killed with signal 9 (could be triggered by violating memory limits)
8 Runtime error 82 ms 66560 KB Execution killed with signal 9 (could be triggered by violating memory limits)
9 Runtime error 80 ms 66560 KB Execution killed with signal 9 (could be triggered by violating memory limits)
10 Runtime error 91 ms 66560 KB Execution killed with signal 9 (could be triggered by violating memory limits)