#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';
return;
}
int main(void) {
int len;
char s[100];
char t[100];
mystrcpy(s,t);
return 0;
}
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