mirror of
https://github.com/xlucn/PAT.git
synced 2026-02-06 19:12:14 +08:00
27 lines
437 B
C
27 lines
437 B
C
#include <stdio.h>
|
|
|
|
int main()
|
|
{
|
|
int N, D, K;
|
|
int empty = 0, pempty = 0, lower;
|
|
float e, E;
|
|
|
|
scanf("%d %f %d", &N, &e, &D);
|
|
for (int i = 0; i < N; i++) {
|
|
lower = 0;
|
|
scanf("%d", &K);
|
|
for (int j = 0; j < K; j++) {
|
|
scanf("%f", &E);
|
|
if (E < e)
|
|
lower++;
|
|
}
|
|
if (lower > K / 2 && K > D)
|
|
empty++;
|
|
else if (lower > K / 2)
|
|
pempty++;
|
|
}
|
|
printf("%.1f%% %.1f%%", 100.0 * pempty / N, 100.0 * empty / N);
|
|
|
|
return 0;
|
|
}
|