题解 | #KiKi算期末成绩#

#include <stdio.h>
int main() {
    int exper, class, process, end;    //实验，课堂，过程，期末
    scanf("%d %d %d %d", &exper, &class, &process, &end);
    double sum = 0;
     sum =((exper * 0.2) + (class * 0.1) + (process * 0.2) + (end * 0.5));
     printf("%.1f", sum);
        return 0;
}