convert the user char to integers c++ code example
Example 1: c convert char to int
int i = (int)(c - '0');
Example 2: converting char to integer c++
int x = '9' - 48;
// x now equals 9 as an integer
int i = (int)(c - '0');
int x = '9' - 48;
// x now equals 9 as an integer