#include <stdio.h>
int main() {
int i,j;
for(i=1;i<=3;i++){
printf("첫번째 반복문: %d\n", i);
for(j=1;j<=5;j++){
printf(" 두번째 반복문: %d\n", j);
}
}
for(i=1;i<=5;i++){
for(j=1;j<=5;j++){
printf("%d",j);
}
printf("\n");
}
for(i=2;i<=9;i++){
for(j=1;j<=9;j++){
printf("%d x %d = %d\n", i, j, i*j);
}
printf("\n");
}
return 0;
}
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