# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
945227 | rainboy | Price List (POI13_cen) | C11 | 41 ms | 12372 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define N 100000
#define M 100000
int *ej[N], *ej_[N], eo[N], eo_[N];
void append(int i, int j) {
int o = eo[i]++;
if (o >= 2 && (o & o - 1) == 0)
ej[i] = (int *) realloc(ej[i], o * 2 * sizeof *ej[i]);
ej[i][o] = j;
}
int main() {
static int dd[N], qu1[N], qu2[N];
static char adj[N];
int n, m, cnt1, cnt2, s, a, b, h, h1, h2, i, j, k, o, o_, o1;
scanf("%d%d%d%d%d", &n, &m, &s, &a, &b), s--;
for (i = 0; i < n; i++)
ej[i] = (int *) malloc(2 * sizeof *ej[i]);
for (h = 0; h < m; h++) {
scanf("%d%d", &i, &j), i--, j--;
append(i, j), append(j, i);
}
for (i = 0; i < n; i++) {
Compilation message (stderr)
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