题解 | #牛牛的并联电路#
牛牛的并联电路
https://www.nowcoder.com/practice/6e13936b6fc54f52ac22efd6c8e7fef3
#include <stdio.h>
int main() {
    int a, b;
    float c;
    scanf("%d %d",&a,&b);
    c=(float)a*b/(a+b);
    printf("%.1f",c);
    return 0;
}
牛牛的并联电路
https://www.nowcoder.com/practice/6e13936b6fc54f52ac22efd6c8e7fef3
#include <stdio.h>
int main() {
    int a, b;
    float c;
    scanf("%d %d",&a,&b);
    c=(float)a*b/(a+b);
    printf("%.1f",c);
    return 0;
}
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