题解 | #统计成绩#
统计成绩
https://www.nowcoder.com/practice/cad8d946adf64ab3b17a555d68dc0bba
#include <stdio.h> int main() { int n; float b, c, sum = 0; scanf("%d", &n); float arr[n]; // 使用变长数组 for(int i = 0; i < n; i++) { scanf("%f", &arr[i]); } b = arr[0]; c = arr[0]; for(int i = 0; i < n; i++) { if(arr[i] > b) b = arr[i]; if(arr[i] < c) c = arr[i]; sum += arr[i]; } printf("%.2f %.2f %.2f\n", b, c, sum / n); return 0; }