>>532
問題７訂正
#include<stdio.h>
#include<stdlib.h>
int main(void){char* kan[]={"","一","二","三","四","五","六","七","八","九",};
char tmp[100];int d;fgets(tmp,sizeof(tmp),stdin);d=atoi(tmp);
if(0<d&&d<=31){if((d/10)>1)printf(kan[d/10]);if(d/10)printf("十");printf("%s日\n",kan[d%10]);
}return 0;}