#include <iostream>
using namespace std;
int main(){
int A[20],i,somma=0;
for(i=0, i<20;i++;) {
cin>>A[i];
somma=somma+A[i];
}
if(somma>100){
cout<<"Non puoi procedere con l'acquisto";
}else{
cout<<somma;
}
return 0;
}
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