#include <stdio.h>
// 2~9단 출력하기
int main() {
    int a=2;
    int b=9;
    int mul=0;
    int c=1;

    for(a=2;a<=b;a++){ // 초기식;조건식;증감식
        if(a%2!=0){
            continue;
        }
        for(c=1;c<10;c++){ 
            mul=a*c;
            printf("%d*%d=%d\n", a, c, mul); // 2*1=2 2*2=4
            if(c==a){
                break;
            }
        }
    }
    
    return 0;
}

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