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45 | #include "conio.h"
#include "stdio.h"
#include "stdlib.h"
#include "math.h"
int suma(int a,int b);
int resta(int a, int b);
int multi(int a, int b);
int calculo(int a, int b, int(*c)(int, int));
void main()
{
int (*fun[3])(int, int)={suma,resta,multi};
int opc,x,y; clrscr();
do
{
printf("nOperacion -> ");
scanf("%d %d %d",&x,&y,&opc); if((opc>=0) && (opc<=2))
printf("R= %dnn",(*fun[opc])(x,y));
}while((opc>=0) && (opc<=2));
getch();}
int suma(int a,int b)
{
return(a+b);}
int resta(int a, int b)
{
return(a-b);
}
int multi(int a, int b)
{
return(a*b);
}
int calculo(int a, int b, int(*c)(int, int))
{
return((*c)(a,b));
} |
