Program to print all even number from 1 to n in C-language

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#include<stdio.h>
int main()
{
    int i,n,sum=0;
    printf("Enter the last number\n");
    scanf("%d",&n);
    printf("All even number from 1to %d is\n",n);
    for(i=2;i<=n;i+=2)
    {
        printf("%d ",i);
    }
}

OUTPUT
Enter the last number
9
All even number from 1 to 9 is
2 4 6 8 

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