1985.cpp

杭电 acm部分代码 有兴趣的可以下载 谢谢

#include <iostream>
#include <string>
using namespace std;
int main()
{
	string ss;
	double mm;
	int nn, k;
	cin >> nn;
	for (k = 1; k <= nn; k++)
	{
		cin >> mm >> ss;
		printf("%d ",k);
		if (ss == "kg")
		{
			printf("%.4lf lb\n", mm * 2.2046);
		}
		else if (ss == "l")
		{
			printf("%.4lf g\n", mm * 0.2642);
		}
		else if (ss == "lb")
		{
			printf("%.4lf kg\n", mm * 0.4536);
		}
		else if (ss == "g")
		{
			printf("%.4lf l\n", mm * 3.7854);
		}
	}
	return 0;
}