functionpointer.cpp

来自「数据结构课件」· C++ 代码 · 共 34 行

#include <stdio.h>
#include <stdlib.h>

int add(int a, int b){
  return a+b;
}

int sub(int a, int b){
  return a-b;
}

int mul(int a, int b){
  return a*b;
}


int division(int a, int b){
  return a/b;
}

int compute(int a, int b, int (*fun)(int,int)){
    return fun(a, b);
}

int main(){
    int a=10, b=2;
    printf("%d\n", compute(a, b, add));
    printf("%d\n", compute(a, b, sub));
    printf("%d\n", compute(a, b, mul));
    printf("%d\n", compute(a, b, division));
    system("PAUSE");
    return 0;
}