# include <stdio.h>
//二つの文字列を合成する
void myStrcat(char s[], char t[]){
int i,j;
for(i=0;s[i]!='\0';i++){}
for(j=0;t[j]!='\0';j++){
s[i]=t[j];
i++;
}
s[i]='\0';
return s;
}
int main(){
char s[100];
char t[100];
myStrcat(s,t);
return 0;
}
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