题解 | #KiKi算期末成绩#
KiKi算期末成绩
https://www.nowcoder.com/practice/4ef07b4f80fc4027a4b90e2245f8f637
#include<stdio.h>
int main() {
double a, b, c, d;
double s;
while (scanf("%lf %lf %lf %lf", &a, &b, &c, &d) != EOF) {
s = 0.2 * a + 0.1 * b + 0.2 * c + 0.5 * d;
printf("%.1f", s);
}
return 0;
}
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