题解 | 学生基本信息输入输出

#include<bits/stdc++.h>
using namespace std;



int main(){
	int no;
	double c,m,e;
	
	scanf("%d;%lf,%lf,%lf",&no,&c,&m,&e);
	
	c = (int)(c*100+0.5);
	c = (float)(c/100);
	m = (int)(m*100+0.5);
	m = (float)(m/100);
	e = (int)(e*100+0.5);
	e = (float)(e/100);
	
	
	printf("The each subject score of No. %d is %.2f, %.2f, %.2f.",no,c,m,e);
	
	return 0;
}