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#include<stdio.h>
#define max(a,b) (((a)>(b))?(a):(b))
#define min(a,b) (((a)>(b))?(a):(b))
int main(){
	int a,b,c;
	scanf("%d%d%d",&a,&b,&c);
	printf("%d%d%d是:\n",a,b,c);
	if((a+b>c)&&(a+c>b)&&(b+c>a)){
		printf("是三角型\n");
		int x=max(max(a,b),c);
		int y=min(min(a,b),c);
		int z=(a+b+c)-x-y;
		if(z*z+y*y==x*x) printf("且是直角三角型\n");
		else if(z==x||z==y||x==y){
			printf("且是等腰三角型\n");
			if(z==x&&z==y&&x==y) printf("且是等边三角型\n");
		}
	}
	return 0;
}

#include<stdio.h>
#define max(a,b) (((a)>(b))?(a):(b))
#define min(a,b) (((a)<(b))?(a):(b))
int main(){
	int a,b,c;
	scanf("%d%d%d",&a,&b,&c);
	printf("%d %d\n",max(max(a,b),c),min(min(a,b),c));
	int x=a+b+c-max(max(a,b),c)-min(min(a,b),c);
	printf("the mid number is是:%d\n",x);
	return 0;
}

#include<stdio.h>
#include<math.h>
int main(){
	double weight=0;
	char ch;
	scanf("%lf%*c%c",&weight,&ch);
	double ans=10;
	if(ch=='y') ans=15;
	if(weight>1&&weight<20) ans+=ceil(weight-1)*5;
	else if(weight>20) ans+=ceil(weight-20)*8+19*5;
	printf("%.6lf",ans);
	return 0;
}