实验2-2-8 阶梯电价 (15 分)

#include <stdio.h>
int main()
{
	float v;
	scanf("%f",&v);
	float cost;
	
	if (v<=50) {
		cost = v*0.53;
	}
	else if (v>50) {
		cost = 50*0.53 + (v-50)*(0.53+0.05);
	}
	if (v<0) {
		printf("Invalid Value!");
	}
	else {
		printf("cost = %.2f",cost);		
	}

	return 0;
	
}

标签：15,电价,float,50,阶梯,cost,0.53,else
来源： https://blog.csdn.net/Drek_Hu/article/details/113617894