C语言代码：学生互评作业系统算分模块

#include <stdio.h> #include <stdlib.h>

int cmp(const void *a, const void *b) { return *(int *)a - *(int *)b; }

int main() { int N, M, k; scanf("%d %d %d", &N, &k, &M);

int scores[N][k];
for (int i = 0; i < N; i++) {
    for (int j = 0; j < k; j++) {
        scanf("%d", &scores[i][j]);
    }
}

double final_scores[N];
for (int i = 0; i < N; i++) {
    qsort(scores[i], k, sizeof(int), cmp);
    double sum = 0;
    for (int j = 1; j < k-1; j++) {
        sum += scores[i][j];
    }
    final_scores[i] = sum / (k-2);
}

qsort(final_scores, N, sizeof(double), cmp);

for (int i = N-1; i >= N-M; i--) {
    printf("%.3f ", final_scores[i]);
}

return 0;

}