/*
#include <stdio.h>
int main()
{
printf("Hello world!\n");
return 0;
}
*/
/*
정수
int %d
long long int %lld
실수
float %f
double %lf
문자
char %c
*/
/*
#include <stdio.h>
int main()
{
// 1. 변수 선언 > 2. 입력하기 > 3. 계산하기 > 4. 출력하기
int a, b, c;
scanf("%d", &a);
printf("%d %d %d", a, a, a);
return 0;
}
*/
/*
#include <stdio.h>
int main()
{
int h, m;
scanf("%d:%d",&h, &m);
printf("%d:%d",h, m);
return 0;
}
*/
/*
#include <stdio.h>
int main()
{
int y, m, d;
scanf("%d.%d.%d", &y, &m, &d);
printf("%04d.%02d.%02d", y,m,d);
return 0;
}
*/
/*
#include <stdio.h>
int main()
{
int y, m, d;
scanf("%d-%d", &y, &m);
printf("%06d%07d", y,m);
return 0;
}
*/
/*
#include<stdio.h>
int main() {
int a, b;
scanf("%d %d", &a, &b);
printf("%d", a+b);
return 0;
}
*/
/*
정수
int %d
long long int %lld
*/
/*
#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()
{
printf("Hello world!\n");
return 0;
}
*/
/*
정수
int %d
long long int %lld
실수
float %f
double %lf
문자
char %c
*/
/*
#include <stdio.h>
int main()
{
// 1. 변수 선언 > 2. 입력하기 > 3. 계산하기 > 4. 출력하기
int a, b, c;
scanf("%d", &a);
printf("%d %d %d", a, a, a);
return 0;
}
*/
/*
#include <stdio.h>
int main()
{
int h, m;
scanf("%d:%d",&h, &m);
printf("%d:%d",h, m);
return 0;
}3 2
*/
/*
#include <stdio.h>
int main()
{3 2
int y, m, d;
scanf("%d.%d.%d", &y, &m, &d);
printf("%04d.%02d.%02d", y,m,d);
return 0;
}
*/
/*
#include <stdio.h>
int main()
{
int y, m, d;
scanf("%d-%d", &y, &m);
printf("%06d%07d", y,m);
return 0;
}
*/
/*
#include<stdio.h>
int main() {
int a, b;
scanf("%d %d", &a, &b);
printf("%d", a+b);
return 0;
}
*/
/*
정수
int %d
long long int %lld
*/
/*
#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() {
int a;
scanf("%c",&a);
printf("%c",a+1);
return 0;
}
*/
/*
#include<stdio.h>
int main() {
int a;
scanf("%c",&a);
printf("%c",a+1);
return 0;
}
*/
/*include <stdio.h>
int main()
{
long long int a,b;
scanf("%lld %lld",&a,&b);
printf("%lld\n",a+b);
printf("%lld\n",a-b);
printf("%lld\n",a*b);
printf("%lld\n",a/b);
printf("%lld\n",a%b);
printf("%.2lf\n",(float)a/b);
*/
/*#include <stdio.h>
int main()
{
long long int a,b,c;
scanf("%lld %lld %lld",&a,&b,&c);
printf("%lld\n%0.1f",a+b+c,(float)(a+b+c)/3.0);
}
*/
/*#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d+%d=%d\n",a+b);
printf("%d-%d=%d\n",a-b);
printf("%d*%d=%d\n",a*b);
printf("%d/%d=%d\n",a/b);
}
*/
/*#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);
}
*/
/*include <stdio.h>
int main()
{
}
*/
/*#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%.1lf",(double)a*b/2);
}
*/
/*#include <stdio.h>
int main()
{
int a,b,c;
scanf("%d %d %d",&a,&b,&c);
printf("%.2lf",(double)(a+b+c)/3);
}
*/
/*#include <stdio.h>
int main()
{
int a;
scanf("%d",&a);
printf("%.3lf",((double)9/5*a+32));
}
*/
/*#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);
if(a==b){
printf("1");
}
else{
printf("0");
}
}
*/
/*#include <stdio.h>
int main()
{
int a,b;
scanf("%lld %lld",&a,&b);
printf("%lld",a<=b);
}
*/
/*#include <stdio.h>
int main()
{
int a,b;
scanf("%d",&a);
scanf("%d",&b);
printf("%d",a!=b);
}
*/
/*#include <stdio.h>
int main()
{
int a;
scanf("%d",&a);
printf("%d %d",a/60,a%60);
}
*/
/*#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);
}
*/
/*#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));
}
*/
#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%d",
}
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