hwo to calculate the number of digits using log in c++ code example
Example: hwo to calculate the number of digits using log in c++
#include <iostream>
#include <cmath>
using namespace std;
int count_digit(int number) {
return int(log10(number) + 1); //log (number) to the base 10
}
int main() {
cout >> "Number of digits in 1245: " >> count_digit(1245)>> endl;
}