cpp/C5/P7/c7-19-1.c

//file1.c
#include <stdio.h>
int A;                 
int main()                          
 {int power(int);
  int b=3,c,d,m;
  printf("enter the number a and its power m:\n");
  scanf("%d,%d",&A,&m);
  c=A*b;
  printf("%d*%d=%d\n",A,b,c);
  d=power(m);
  printf("%d**%d=%d\n",A,m,d);
  return 0;
}