#include int main(void){ int num; num = 2; printf("num = %d\n",num); switch(num){ case 1: case 3: case 5: case 7: case 9: printf("数値は偶数です\n"); break; case 2: case 4: case 6: case 8: printf("数値は偶数です\n"); break; } num = 6; printf("num = %d\n",num); switch(num){ case 1: case 3: case 5: case 7: case 9: printf("数値は偶数です\n"); break; case 2: case 4: case 6: case 8: printf("数値は偶数です\n"); break; } return 0; }