>>260

#include <stdio.h>

int main()
{
int num1, num2;

printf("num1 = "); scanf("%d", &num1);
printf("num2 = "); scanf(" %d", &num2);

for (num1; num1 <= num2; num1++) {
if (num1 % 2 == 0) {
printf("%d\n", num1);
}
}
return 0;
}

これでいいの？