練習問題/解答例/有理化するプログラム/C
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
int main()
{
char *c;
int i, j;
int n = 1;
char hrgn[46][4] = {"あ","い","う","え","お","か","き","く","け","こ","さ","し","す","せ","そ",
"た","ち","つ","て","と","な","に","ぬ","ね","の","は","ひ","ふ","へ","ほ",
"ま","み","む","め","も","や","ゆ","よ","ら","り","る","れ","ろ","わ","を","ん"};
srand(time(NULL));
while (n <= 1000) {
i = rand() % 45;
j = rand() % 46;
printf("%s%s", hrgn[i], hrgn[j]);
if (n % 10 == 0) printf("\n");
else printf(" ");
n++; }
return; }