find the number of digits of a given integer n .
#include <bits/stdc++.h>
using namespace std;
//use c++ 11
int main(){
string n;
cin>>n;
int s = stoi(n);
if(s<0) cout<<n.size()-1;
else
cout<<n.size();
return 0;
}find the number of digits of a given integer n .
#include <bits/stdc++.h>
using namespace std;
//use c++ 11
int main(){
string n;
cin>>n;
int s = stoi(n);
if(s<0) cout<<n.size()-1;
else
cout<<n.size();
return 0;
}Copyright © 2021 Codeinu
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