oj.uz

Submission #93860

# Submission time Handle Problem Language Result Execution time Memory
93860 2019-01-12T13:41:47 Z alexpetrescu Game (IOI13_game) C++14
10 / 100
 13000 ms 149928 KB 
#include "game.h"
#include <cstring>
#include <algorithm>

long long ***rmq;
int nrlin, nrcol, lg2[100001];

long long gcd2(long long X, long long Y) {
    long long tmp;
    while (X != Y && Y != 0) {
        tmp = X;
        X = Y;
        Y = tmp % Y;
    }
    return X;
}

void init(int R, int C) {
    nrlin = R;
    nrcol = C;
    int n = std::max(nrlin, nrcol);
    for (int i = 2; i <= n; i++)
        if ((1 << (lg2[i - 1] + 1)) == i)
            lg2[i] = lg2[i - 1] + 1;
        else
            lg2[i] = lg2[i - 1];
    rmq = new long long**[nrlin];
    for (int i = 0; i < nrlin; i++) {
        rmq[i] = new long long*[nrcol];
        for (int j = 0; j < nrcol; j++) {
            rmq[i][j] = new long long[lg2[nrcol] + 1];
            for (int b = 0; b <= lg2[nrcol]; b++)
                rmq[i][j][b] = 0;
        }
    }
}

void update(int P, int Q, long long K) {
    rmq[P][Q][0] = K;
    for (int i = P; i < nrlin; i++)
        for (int j = Q; j < nrcol; j++)
            for (int b = 1; (1 << b) <= j + 1; b++)
                rmq[i][j][b] = gcd2(rmq[i][j][b - 1], rmq[i][j - (1 << (b - 1))][b - 1]);
}

long long calculate(int P, int Q, int U, int V) {
    int b = lg2[V - Q + 1];
    long long ans = 0;
    for (int i = P; i <= U; i++)
        ans = gcd2(ans, gcd2(rmq[i][V][b], rmq[i][Q + (1 << b) - 1][b]));
    return ans;
}

Compilation message

grader.c: In function 'int main()':
grader.c:18:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
  int res;
      ^~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 8 ms 1016 KB Output is correct
3 Correct 9 ms 1016 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 1016 KB Output is correct
6 Correct 7 ms 1016 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 504 KB Output is correct
9 Correct 7 ms 1016 KB Output is correct
10 Correct 5 ms 1016 KB Output is correct
11 Correct 11 ms 1016 KB Output is correct
12 Correct 2 ms 256 KB Output is correct

Subtask #2
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Execution timed out 13066 ms 149928 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #3
0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 7 ms 1016 KB Output is correct
3 Correct 8 ms 1016 KB Output is correct
4 Correct 1 ms 256 KB Output is correct
5 Correct 2 ms 1016 KB Output is correct
6 Correct 7 ms 1016 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 504 KB Output is correct
9 Correct 7 ms 1016 KB Output is correct
10 Correct 4 ms 1016 KB Output is correct
11 Correct 8 ms 1016 KB Output is correct
12 Execution timed out 13067 ms 102712 KB Time limit exceeded
13 Halted 0 ms 0 KB -

Subtask #4
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 7 ms 1016 KB Output is correct
3 Correct 8 ms 1016 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 1016 KB Output is correct
6 Correct 8 ms 1016 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 504 KB Output is correct
9 Correct 7 ms 1016 KB Output is correct
10 Correct 4 ms 1016 KB Output is correct
11 Correct 8 ms 1016 KB Output is correct
12 Execution timed out 13046 ms 149896 KB Time limit exceeded
13 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 7 ms 1016 KB Output is correct
3 Correct 8 ms 1016 KB Output is correct
4 Correct 1 ms 376 KB Output is correct
5 Correct 2 ms 1016 KB Output is correct
6 Correct 8 ms 1016 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 504 KB Output is correct
9 Correct 7 ms 1016 KB Output is correct
10 Correct 4 ms 1016 KB Output is correct
11 Correct 8 ms 1016 KB Output is correct
12 Execution timed out 13097 ms 149880 KB Time limit exceeded
13 Halted 0 ms 0 KB -