Prosedur

#include <stdio.h>

void plus1 (int*a) 
{
    int temp;
    *a = *a+1;
}
void plusd (int*a, int d)
{
    int temp;
    *a=*a+d;
}
void swap (int*a, int*b)
{
    int temp;
    temp =(*a); *a=(*b); *b=temp;
}
int main()
{
    int i=9;
    int x=10;
    int y=25;
    int d=7;
    
    plus1(&i);
    printf("nilai i+1: %d\n", i);
    i=9;
    plusd(&i,d);
    printf("nilai i+7:%d\n",i);
    plusd(&d,3);
    printf("nilai d+3:%d\n",d);
    printf("nilai x dan y :%d, %d\n", x,y);
    swap(&x,&y);
    printf("nilai x dan y setelah swap :%d, %d\n", x,y);
    return 0;
    
}