C 语言实例 - 两个浮点数相乘
C 语言教程
· 2019-02-20 14:41:30
输入两个浮点数，计算乘积。
实例
#include <stdio.h>
int main()
{
double firstNumber, secondNumber, product;
printf("输入两个浮点数: ");
// 用户输入两个浮点数
scanf("%lf %lf", &firstNumber, &secondNumber);
// 两个浮点数相乘
product = firstNumber * secondNumber;
// 输出结果， %.2lf 保留两个小数点
printf("结果 = %.2lf", product);
return 0;
}
运行结果：
输入两个浮点数: 1.2 2.345 结果 = 2.81
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