# include <stdio.h>
 
void myStrcpy(char s[], char t[]){
int i;
for(i=0;s[i]!='\0';i++){
	t[i]=s[i];
 
}
t[i]='\0'; //上のfor文では終端文字見つけたら終了だからここでｔにも終端文字入れてあげる。
}
 
int main(){
    int len;
    char s[100];
    char t[100];
    scanf("%s",s);
    printf("読み取ったs=%s\n",s);
    printf("コピーする前のt=%s\n",t);
    myStrcpy(s,t);
    printf("s : %s\nt : %s\n",s,t);
    return 0;
}
 

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