/*#include <stdio.h>
int main()
{
int a, b;
scanf("%d %d",&a, &b);
printf("%d+%d=%d\n",a,b, a+b);
printf("%d-%d=%d\n",a,b,a-b);
printf("%d*%d=%d\n",a,b,a*b);
printf("%d/%d=%d\n",a,b,a/b);
return 0;
}*/
/*
+ - * / %
overflow
int + int => int
나누기
정수 / 정수 => 정수
6 / 3 ==>2
7/3 => 2 (몫)
7%3 => 1 (나머지)
7/5 => 1.4
(float)7 / 5 => 1.400000
*//*
#include <stdio.h>
int main()
{
int a;
scanf("%d",&a);
printf("%d",-a);
return 0;
}*//*
#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",a%b);
return 0;
}*//*
#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%lld\n",(long long int)a+b);
printf("%lld\n",(long long int)a-b);
printf("%lld\n",(long long int)a*b);
printf("%d\n",a/b);
printf("%d\n",a%b);
printf("%.2f",(float)a/b);
return 0;
}*//*
#include <stdio.h>
int main()
{
int a,b,c;
scanf("%d %d %d",&a,&b,&c);
printf("%lld\n",(long long int)a+b+c);
printf("%.1f",((float)a+b+c)/3);
return 0;
}*//*
#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",a>b);
return 0;
}*//*
#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",a==b);
return 0;
}*//*
#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",a<=b);
return 0;
}*//*
#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",a!=b);
return 0;
}*//*
#include <stdio.h>
int main()
{
int a;
scanf("%d",&a);
printf("%d",!a);
return 0;
}*//*
#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",a&&b);
return 0;
}*//*
#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",a||b);
return 0;
}*//*
#include<stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",(a&&!b)||(!a&&b));
return 0;
}*//*
#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",(a&&b)||(!a&&!b));
return 0;
}*//*
#include<stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",!a&&!b);
return 0;
}*//*
#include<stdio.h>
int main()
{
int a;
scanf("%d",&a);
printf("%d",~a);
return 0;
}*//*
#include<stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",a&b);
return 0;
}*//*
#include<stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b),
printf("%d",a|b);
return 0;
}*//*
#include<stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",a^b);
return 0;
}*//*
#include<stdio.h>
int main()
{
int a, b;
scanf("%d %d",&a,&b);
printf("%d",a<b?b:a);
return 0;
}*//*
#include<stdio.h>
int main()
{
int a,b,c;
scanf("%d %d %d",&a,&b,&c);
printf("%d",(a<b?a:b)<c?(a<b?a:b):c);
return 0;
}*//*
#include<stdio.h>
int main()
{
int a, b, c;
scanf("%d %d %d",&a,&b,&c);
printf("%.2f MB",((((float)a*b*c)/8)/1024)/1024);
return 0;
}*//*
#include<stdio.h>
int main()
{
int a;
scanf("%d",&a);
if(a<10){printf("small");}
*//*
#include<stdio.h>
int main()
{
int a;
scanf("%d",&a);
if(a<10){printf("small");}
else{printf("big");}
}*//*
#include<stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
if(a>b)
{
printf(">");
}
else if(a<b)
{
printf("<");
}
else
{
printf("=");
}
return 0;
}/*
#include<stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
if(a<b)
{
printf("%d",b-a);
}
else
{
printf("%d",a-b);
}
}*//*
#include<stdio.h>
int main()
{
int a;
scanf("%d",&a);
if(a%7==0)
{
printf("multiple");
}
else
{
printf("not multiple");
}
}*//*
#include<stdio.h>
int main()
{
int a;
scanf("%d",&a);
if(a%2==0)
{
printf("even");
}
else
{
printf("odd");
}
}*/
#include<stdio.h>
int main()
{
float a;
scanf("%f",&a);
if(50<=a && a<=60)
{
printf("win");
}
else
{
printf("lose");
}
return 0;
}