how to caculation one digits integer in C++ number of digits in int c++

The solution for “how to caculation one digits integer in C++ number of digits in int c++” can be found here. The following code will assist you in solving the problem.

#include 

using namespace std;

void toUpper(string &s) {
for (int i = 0; i < s.size(); i++) { if (s[i] >= ‘a’ && s[i] <= 'z') { s[i] -= 32; } } } int main() { string s; cin >> s;
toUpper(s);
cout << s; return 0; }int length = 1; int x = 234567545; while ( x /= 10 ) length++;

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