# include <stdio.h>
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+j]=t[j];
}
s[i+j]='\0';
return;
}
int main(){
char s[100];
char t[100];
myStrcat(s,t);
return 0;
}
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