05:年龄与疾病

05:年龄与疾病

#include <stdio.h>
#define MAXN 10000+7
int arr[MAXN];
int main()
{
	int i,n,temp;double a=0,b=0,c=0,d=0;
	scanf("%d",&n);
	for(i=0;i<n;i++)scanf("%d",&temp),arr[temp]++;
	for(i=0;i<=100;i++)
	{
		if(i>=0&&i<=18)	        a+=arr[i];
		else if(i>=19&&i<=35)	b+=arr[i];
		else if(i>=36&&i<=60)	c+=arr[i];
		else if(i>=61)	        d+=arr[i];
	}
	printf("%.2lf%%\n%.2lf%%\n%.2lf%%\n%.2lf%%\n",a*100/n,b*100/n,c*100/n,d*100/n);
	return 0;
}

标签：arr,05,int,n%,疾病,&&,2lf%,100,年龄
来源： https://blog.csdn.net/qq_42861250/article/details/90733529