/*
int main() {
int a, b;
scanf("%d %d", &a, &b);
printf("%d", 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;
scanf("%d %d", &a,&b);
printf("%d",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;
scanf("%d", &a);
printf("%d",~a);
return 0;
}
*/
/*
int main()
{
int a,b;
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;
}
*/
// D = ( A ) ? ( b ) : ( C )
//
/*
int main() {
int a, b, c;
scanf("%d %d", &a, &b);
c = a>b ? a : b;
printf("%d", c);
}
*/
/*
int main()
{
int a,b,c,d;
scanf("%d %d %d", &a,&b,&c);
b = a<b ? a : b;
d = b<c ? b : c;
printf("%d",d);
}
*/
/*
int main() {
int a;
char b;
scanf("%c", &a);
printf("%x\n", a);
printf("%o\n", a);
printf("%c", a);
}
*/
// [if] [else if] [else]
/*
int main() {
int n;
scanf("%d", &n);
if(n>10)
{
printf("YREE");
if(n%2==0) {
printf("Up to Even");
}
else {
printf("Up to Odd");
}
}
else if(n>5) {
printf("GOOD");
}
else {
printf("BAD");
}
}
*/
/*
int main()
{
int a,b,c;
scanf("%d %d %d",&a,&b,&c);
if(a%2==0)
{
printf("%d\n",a);
}
if(b%2==0)
{
printf("%d\n",b);
}
if(c%2==0)
{
printf("%d\n",c);
}
return 0;
}
*/
/*
int main()
{
int a,b,c;
scanf("%d %d %d", &a,&b,&c);
if(a%2==0)
{
printf("even\n");
}
else
{
printf("odd\n");
}
if(b%2==0)
{
printf("even\n");
}
else
{
printf("odd\n");
}
if(c%2==0)
{
printf("even\n");
}
else
{
printf("odd\n");
}
}
*/
/*
int main()
{
int a;
scanf("%d",&a);
if(a>0)
{
printf("plus\n");
}
else if(a<0)
{
printf("minus\n");
}
if(a%2==0)
{
printf("even");
}
else{
printf("odd");
}
}
*/
/*
int main()
{
int a;
scanf("%d",&a);
if(90<=a&&a<=100)
{
printf("A");
}
else if(70<=a&&a<=89)
{
printf("B");
}
else if(40<=a&&a<=69)
{
printf("C");
}
else if(0<=a&&a<=39)
{
printf("D");
}
return 0;
}
*/
/*
int main()
{
int a;
scanf("%d",&a);
if (50<=a&&a<=70)
{
printf("win");
}
else if (a%6==0)
{
printf("win");
}
else
{
printf("lose");
}
return 0;
}
*/