| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 28818 |
2017-07-17T09:05:29 Z |
Nikefor |
Race (IOI11_race) |
C++ |
|
4 ms |
724 KB |
#include "race.h"
#define inf 1<<22
int best_path(int N, int K, int H[][2], int L[])
{
int dis[N][N][2];
for(int i=0; i<N; i++)
for(int j=0; j<N; j++) {
dis[i][j][0] = dis[i][j][1] = (i==j)?0:inf;
}
for(int i=0; i<N; i++) {
dis[H[i][0]][H[i][1]][0] = dis[H[i][1]][H[i][0]][0] = L[i];
dis[H[i][0]][H[i][1]][1] = dis[H[i][1]][H[i][0]][1] = 1;
}
for(int i=0; i<N; i++)
for(int j=0; j<N; j++)
for(int k=0; k<N; k++) {
if(dis[i][k][0] > dis[i][j][0]+dis[j][k][0]) {
dis[i][k][0] = dis[k][i][0] = dis[i][j][0]+dis[j][k][0];
dis[i][k][1] = dis[k][i][1] = dis[i][j][1]+dis[j][k][1];
}
}
int opt = -1;
for(int i=0; i<N; i++)
for(int j=0; j<N; j++) {
if(dis[i][j][0] == K and (dis[i][j][1] < opt or opt==-1) ) opt = dis[i][j][1];
}
return opt;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
376 KB |
Output is correct |
| 3 |
Correct |
4 ms |
408 KB |
Output is correct |
| 4 |
Correct |
3 ms |
408 KB |
Output is correct |
| 5 |
Correct |
3 ms |
456 KB |
Output is correct |
| 6 |
Correct |
3 ms |
460 KB |
Output is correct |
| 7 |
Correct |
3 ms |
460 KB |
Output is correct |
| 8 |
Correct |
3 ms |
512 KB |
Output is correct |
| 9 |
Correct |
3 ms |
512 KB |
Output is correct |
| 10 |
Correct |
4 ms |
512 KB |
Output is correct |
| 11 |
Correct |
4 ms |
512 KB |
Output is correct |
| 12 |
Correct |
4 ms |
512 KB |
Output is correct |
| 13 |
Correct |
3 ms |
620 KB |
Output is correct |
| 14 |
Correct |
3 ms |
620 KB |
Output is correct |
| 15 |
Correct |
3 ms |
620 KB |
Output is correct |
| 16 |
Correct |
3 ms |
620 KB |
Output is correct |
| 17 |
Incorrect |
3 ms |
724 KB |
Output isn't correct |
| 18 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
376 KB |
Output is correct |
| 3 |
Correct |
4 ms |
408 KB |
Output is correct |
| 4 |
Correct |
3 ms |
408 KB |
Output is correct |
| 5 |
Correct |
3 ms |
456 KB |
Output is correct |
| 6 |
Correct |
3 ms |
460 KB |
Output is correct |
| 7 |
Correct |
3 ms |
460 KB |
Output is correct |
| 8 |
Correct |
3 ms |
512 KB |
Output is correct |
| 9 |
Correct |
3 ms |
512 KB |
Output is correct |
| 10 |
Correct |
4 ms |
512 KB |
Output is correct |
| 11 |
Correct |
4 ms |
512 KB |
Output is correct |
| 12 |
Correct |
4 ms |
512 KB |
Output is correct |
| 13 |
Correct |
3 ms |
620 KB |
Output is correct |
| 14 |
Correct |
3 ms |
620 KB |
Output is correct |
| 15 |
Correct |
3 ms |
620 KB |
Output is correct |
| 16 |
Correct |
3 ms |
620 KB |
Output is correct |
| 17 |
Incorrect |
3 ms |
724 KB |
Output isn't correct |
| 18 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
376 KB |
Output is correct |
| 3 |
Correct |
4 ms |
408 KB |
Output is correct |
| 4 |
Correct |
3 ms |
408 KB |
Output is correct |
| 5 |
Correct |
3 ms |
456 KB |
Output is correct |
| 6 |
Correct |
3 ms |
460 KB |
Output is correct |
| 7 |
Correct |
3 ms |
460 KB |
Output is correct |
| 8 |
Correct |
3 ms |
512 KB |
Output is correct |
| 9 |
Correct |
3 ms |
512 KB |
Output is correct |
| 10 |
Correct |
4 ms |
512 KB |
Output is correct |
| 11 |
Correct |
4 ms |
512 KB |
Output is correct |
| 12 |
Correct |
4 ms |
512 KB |
Output is correct |
| 13 |
Correct |
3 ms |
620 KB |
Output is correct |
| 14 |
Correct |
3 ms |
620 KB |
Output is correct |
| 15 |
Correct |
3 ms |
620 KB |
Output is correct |
| 16 |
Correct |
3 ms |
620 KB |
Output is correct |
| 17 |
Incorrect |
3 ms |
724 KB |
Output isn't correct |
| 18 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
376 KB |
Output is correct |
| 3 |
Correct |
4 ms |
408 KB |
Output is correct |
| 4 |
Correct |
3 ms |
408 KB |
Output is correct |
| 5 |
Correct |
3 ms |
456 KB |
Output is correct |
| 6 |
Correct |
3 ms |
460 KB |
Output is correct |
| 7 |
Correct |
3 ms |
460 KB |
Output is correct |
| 8 |
Correct |
3 ms |
512 KB |
Output is correct |
| 9 |
Correct |
3 ms |
512 KB |
Output is correct |
| 10 |
Correct |
4 ms |
512 KB |
Output is correct |
| 11 |
Correct |
4 ms |
512 KB |
Output is correct |
| 12 |
Correct |
4 ms |
512 KB |
Output is correct |
| 13 |
Correct |
3 ms |
620 KB |
Output is correct |
| 14 |
Correct |
3 ms |
620 KB |
Output is correct |
| 15 |
Correct |
3 ms |
620 KB |
Output is correct |
| 16 |
Correct |
3 ms |
620 KB |
Output is correct |
| 17 |
Incorrect |
3 ms |
724 KB |
Output isn't correct |
| 18 |
Halted |
0 ms |
0 KB |
- |
