1077 互评成绩计算(20 分)

 重点是四舍五入。。没了

#include  <iostream>
#include <vector>
#include <algorithm>
using namespace std;
int main() {
	int N,M;
	scanf("%d %d",&N,&M);
	for(int i=0; i<N; i++) {
		int a,sum=0;
		int g1=0,g2;
		cin>>g2;
		vector <int> v;
		for(int j=0; j<N-1; j++) {
			scanf("%d",&a);
			if(a>=0 &&a<=M)  v.push_back(a);
		}
		sort(v.begin(),v.end());
		for(int i=1; i<v.size()-1; i++) sum+=v[i];
		printf("%d\n",(int)((sum*1.0/(v.size()-2)+g2)/2+0.5));
	}
	return 0;
}

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转载自blog.csdn.net/qq_38263123/article/details/81124598