题解 | #记负均正II#
记负均正II
https://www.nowcoder.com/practice/64f6f222499c4c94b338e588592b6a62
//简单的判断和统计,负数和非负数分开统计输出即可 #include <stdio.h> int main() { int n=0,i=0,count=0,p=0,arr[50000]={0}; float num=0.0; while(scanf("%d",&arr[i])!=EOF) { if(arr[i]<0) { count++; } if(arr[i]>=0) { p++; num+=arr[i]; } } printf("%d\n%0.1f\n",count,num/p); return 0; }