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Submission #388333

# Submission time Handle Problem Language Result Execution time Memory
388333 2021-04-11T03:22:32 Z phathnv Vepar (COCI21_vepar) C++11
30 / 70
 1500 ms 78604 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

const int N = 1e7 + 7;

int p[N], cnt[N];

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    for(int i = 2; i < N; i++){
        if (p[i])
            continue;
        for(int j = i; j < N; j += i)
            p[j] = i;
    }

    int t;
    cin >> t;
    while (t--){
        int a, b, c, d;
        cin >> a >> b >> c >> d;
        memset(cnt, 0, sizeof(cnt));
        for(int i = a; i <= b; i++){
            int x = i;
            while (x > 1){
                cnt[p[x]]--;
                x /= p[x];
            }
        }
        for(int i = c; i <= d; i++){
            int x = i;
            while (x > 1){
                cnt[p[x]]++;
                x /= p[x];
            }
        }

        bool ok = 1;
        for(int i = 1; i < N; i++)
            ok &= (cnt[i] >= 0);
        cout << (ok? "DA" : "NE") << '\n';
    }

    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 361 ms 78480 KB Output is correct
2 Correct 356 ms 78480 KB Output is correct
3 Correct 361 ms 78480 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 345 ms 78480 KB Output is correct
2 Correct 361 ms 78476 KB Output is correct
3 Correct 349 ms 78476 KB Output is correct
4 Correct 358 ms 78480 KB Output is correct
5 Correct 352 ms 78480 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 344 ms 78576 KB Output is correct
2 Correct 354 ms 78480 KB Output is correct
3 Correct 352 ms 78604 KB Output is correct
4 Correct 360 ms 78484 KB Output is correct
5 Correct 361 ms 78532 KB Output is correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1312 ms 78576 KB Output is correct
2 Correct 1338 ms 78532 KB Output is correct
3 Execution timed out 1554 ms 78564 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1536 ms 78488 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1577 ms 78488 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1591 ms 78536 KB Time limit exceeded
2 Halted 0 ms 0 KB -