/*#include <stdio.h>
int main()
{
int i,n,sum=0;
scanf("%d",&n);
for(i=1;i<=n;i++)
{
if(i%2==0)
{
sum=sum+i;
}
}
printf("%d",sum);
return 0;
}
#include<stdio.h>
int main()
{
int i,a,b,sum=0;
scanf("%d %d",&a,&b);
for(i=a;i<=b;i++)
{
if(i%3==0)
{
sum=sum+i;
}
}
printf("%d",sum);
return 0;
}
복합대입연산자
i=i+1; i++;
i=i-1; i--;
i=i+2;
i+=2;
i=i*9;
i*=9;
#include<stdio.h>
int main()
{
double i,a,b;
scanf("%lf %lf",&a,&b);
for(i=a;i<=b;i+=0.01)
{
printf("%.2lf ",i);
}
return 0;
}
#include<stdio.h>
int main()
{
int i,n,k,sum=0;
scanf("%d",&n);
for(i=1;i<=n;i++)
{
scanf("%d",&k);
sum=sum+k;
}
printf("%d",sum);
return 0;
}
#include<stdio.h>
int main()
{
int i,n,k,sum=0;
scanf("%d",&n);
for(i=1;i<=n;i++)
{
scanf("%d",&k);
if(k%5==0)
{
sum=sum+k;
}
}
printf("%d",sum);
return 0;
}
*/