/*#include <stdio.h>
int main()
{
long long int a, b;
scanf ("%lld %lld", &a, &b);
printf("%lld", a+b);
return 0;
}
*/
/*#include <stdio.h>
int main()
{
long long int a, b;
scanf ("%lld %lld", &a, &b);
printf ("%lld", a+b);
return 0;
}
*/
/*#include <stdio.h>
int main()
{
int a;
scanf("%d", &a );
printf("%d", -a);
return 0;
}
*/
/*#include<stdio.h>
int main()
{
char a;
scanf ("%c",&a);
printf("%c", a+1);
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()
{
long long int a;
scanf("%lld",&a);
printf("%lld",a+1);
return 0;
}
*/
/*#include<stdio.h>
int main()
{
int a,b;
scanf("%d %d", &a,&b);
printf("%d\n", a+b);
printf("%d\n", a-b);
printf("%d\n", a*b);
printf("%d\n", a/b);
printf("%d\n", a%b);
printf("%.2lf\n", (double)a/b);
return 0;
}
*/
/*
#include<stdio.h>
int main()
{
int a,b,c;
scanf("%d%d%d", &a,&b,&c);
printf("%d\n", a+b+c);
printf("%.1lf\n",(double)(a+b+c)/3);
return 0;
}
*/
/*
#include<stdio.h>
int main() {
int a = 12;
printf("%3d:::\n", a);
printf("%03d:::\n", a);
printf("%-3d:::", a);
}
*/
/*#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);
}
*/
/*#include<stdio.h>
int main()
{
int a,b;
scanf("%d %d", &a, &b);
printf("%d", a&&b);
}
*/
/*#include<stdio.h>
int main()
{
int a,b;
scanf("%d %d", &a, &b);
printf("%d", a||b);
}
*/
/*#include<stdio.h>
int main()
{
int a,b;
scanf("%d %d", &a, &b);
printf("%d", !(a&&b)&&(a||b));
}
*/