/*#include <stdio.h>
int main()
{
printf("Hello world!\n");
return 0;
}
*/
/*
int main() {
int a, b;
scanf("%d %d", &a, &b);
printf("%d\n", a+b);
return 0;
}
*/
/*#include <stdio.h>
int main() {
int a, b;
scanf("%d %d", &a,&b);
printf("%d\n", a-b);
return 0;
}
*/
/*#include<stdio.h>
int main(){
int a,b;
scanf("%d %d",&a, &b);
printf("%d\n",a*b);
return 0;
}
*/
/*
#include <stdio.h>
int main(){
int a,b;
scanf("%d %d",&a, &b);
printf("%d\n",a/b);
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", (double)a/b);
return 0;
}*/
/*
int %d(-2147483748 ~ +21)
long long %lld -2^63 ~ +2^63-1
----
float %f
double %lf
----
char %c
*/
/*#include<stdio.h>
int main(){
char a;
scanf("%c",&a);
printf("%c",a);
return 0;
}
*/
/*
int main(){
char a,b;
scanf("%c %c",&a,&b);
printf("%c %c",b,a);
return 0;
}
*/
/*
int main(){
int a,b,c;
scanf("%d.%d.%d",&a,&b,&c);
printf("%04d.%02d.%02d",a,b,c);
return 0;
}
*/
// a ? b > >= < <= == !=
// a = a+3
// a == b
// a = a+3 > a += 3 a-=3 a*=3
// 복합 대입 연산자
/*
int main(){
int a,b,c;
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;
}
*/
/*
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)||(!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;
}*/
/*
int main (){
int a,b;
scanf("%d %d",&a,&b);
printf("%d",!(a||b));
return 0;
}*/
/*
int main(){
int a,b,c;
scanf("%d %d %d",&a,&b,&c);
printf("%d",(a<b?a:b)<(c<b?c:b)?(a<b?a:b):(c<b?c:b));
return 0;
}
*/
/*
#include <stdio.h>
int main(){
int a,b;
scanf("%d %d",&a,&b);
printf("%d",a|b);
return 0;
}
*/
/*
int main(){
int a;
scanf("%d",&a);
printf("%d",a<<1);
return 0;
}
*/
int main(){
int a,b;
scanf("%d %d",&a,&b);
printf("%d",a<<b);
return 0;
}