#include <stdio.h>
int main(void)
{
int a;
printf("整数を入力せよ:%d\n"); scanf("%d", &a);
switch (a % 2){
case 0 : puts("その数は偶数です。"); break;
case 1 : puts("その数は奇数です。"); break;
}
return 0;
}
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