#include <stdio.h>
int main() {
long long n;
float a,b,c;
scanf("%lld;%f,%f,%f",&n,&a,&b,&c);
printf("The each subject score of No. %lld is %.2f, %.2f, %.2f.",n,a,b,c);
return 0;
}
小数在内存中可能不会精确保存,虽然double精度比float更高,但是本题要求四舍五入,所以用float

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