#include <stdio.h> int main() { long num; double a,b,c; scanf("%ld;%lf,%lf,%lf",&num,&a,&b,&c); //四舍五入公式(保留n位小数):x = (int)(x*10^n + 0.5)/10^n.0 a = (int)(a*100+0.5)/100.0; b = (int)(b*100+0.5)/100.0; c = (int)(c*100+0.5)/100.0; printf("The each subject score of N...