12/16,C 언어 시험대비 복습!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

kimseunghoo · December 06, 2025
#include <stdio.h>
//2. 함수 선언 (MAIN 함수보다 위에)
int add(int a,int b);
void mbc(int a,int b);
int you(int a,int b);
void jun(int a,int b,int c,int d);
int main() {
    //3.함수 호출
    add(2,3);
    mbc(8,3);
    printf("곱:%d\n",you(9,3));
    jun(1,2,3,4);
}        

//1. 함수 정의 (main함수 밖에 정의한다.)
   int add(int a,int b){
    return a+b;
}

void mbc(int a,int b){
     printf("차:%d\n",a-b);
}


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

void jun(int a,int b,int c,int d){
    printf("합계:%d\n",a+b+c+d);
}














    


























Output

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