#include <stdio.h>
#include <stdlib.h>
int myStrlen(char s[]){
int i;
for(i=0;s[i]!='\0';i++);
return i;
}
// 関数の中でtmpに対してmallocして
// そこに回文を代入してreturnで返しましょう
char *setPalindrome(char s[]){
char *tmp;
//以下に必要な宣言を含めて書いてください
int len = myStrlen(s);
int i, j = 0;
// 回文用の配列を確保
tmp
= (char *)malloc((2 * len
+ 1) * sizeof(char)); if (tmp == NULL) {
}
// 元の文字列をコピー
for (i = 0; s[i] != '\0'; i++) {
tmp[j++] = s[i];
}
// 元の文字列を逆順にコピー
for (i = len - 1; i >= 0; i--) {
tmp[j++] = s[i];
}
tmp[j] = '\0'; // 文字列の終端を設定
return tmp;
}
//メイン関数はいじる必要はありません
int main(){
int i;
char nyuryoku[1024]; //入力
char *kaibun; //回文を受け取る
kaibun = setPalindrome(nyuryoku);
printf("%s\n -> %s\n",nyuryoku
,kaibun
); return 0;
}
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