/*#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("%.1lf",((double)a+b+c)/3);
return 0;
}*/
//0 <= a, b <= 2147483647
/*#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
printf("%lld\n",(long long int)a+b);
printf("%d\n",a-b);
printf("%d\n" , a*b);
printf("%d\n" ,a/b);
printf("%d\n",a%b);
printf("%.2f\n",(float)a/b);
return 0;
}
#include <stdio.h>
int main()
{
int x,y,z;
scanf("%d %d %d",&x, &y,&z);
printf("%.2lf",(double)(x+y+z)/3);
return 0;
}
산술연산 + - * / %
비교연산 > < >= <= == !=
1. 결과는 1 또는 0
a>b : a가 b보다 큰가요?
printf("%d",a>b);
2. <= >= != 항상 " =을 오른쪽에 "
a<=b (o)
a=<b (x)
3. == vs =
a=1; (대입) a에 1을 대입하세요;
a==1 (비교) a와 1이 같나요?
a : 50
printf("%d",a==50); // 1
printf("%d", a != 100); // 1
printf("%d", a>=50); // 1
*/
/*#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b); // 0
printf("%d",a>b) ;
return 0;
}*/
/*#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b); // 0
printf("%d",a==b);
return 0;
}*/
/*#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b); // 1
printf("%d",b>=a);
return 0;
}*/
/*#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b); // 1
printf("%d",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()
{
}