# include <stdio.h>
void myToUpper(char s[]){
for(int i=0;s[i]!='\0';i++){
if('a'<=s[i]&&s[i]<='z'){
s[i]=s[i]-32;
}
}
}
int main(){
char s[100];
myToUpper(s);
return 0;
}
IyBpbmNsdWRlIDxzdGRpby5oPgoKdm9pZCBteVRvVXBwZXIoY2hhciBzW10pewoJZm9yKGludCBpPTA7c1tpXSE9J1wwJztpKyspewoJCWlmKCdhJzw9c1tpXSYmc1tpXTw9J3onKXsKCQkJc1tpXT1zW2ldLTMyOwoJCX0KCX0KCQp9CgppbnQgbWFpbigpewogICAgY2hhciBzWzEwMF07CiAgICBzY2FuZigiJXMiLHMpOwogICAgcHJpbnRmKCIlcyAtPiAiLHMpOwogICAgbXlUb1VwcGVyKHMpOwogICAgcHJpbnRmKCIlc1xuIixzKTsKICAgIHJldHVybiAwOwp9Cg==