Data Abstraction and Problem Solving with C++
Walls and Mirrors
by Frank M. Carrano
c01p062c.cpp
Go to the documentation of this file.00001 00015 // Computes and writes floor(sqrt(x)) for 00016 // an input value x >= 0. 00017 00018 int main() 00019 { 00020 int x; // input value 00021 00022 // initialize 00023 int result = 0; // will equal floor of sqrt(x) 00024 int temp1 = 1; 00025 int temp2 = 1; 00026 00027 cin >> x; // read input 00028 00029 // compute floor 00030 while (temp1 < x) 00031 { ++result; 00032 temp2 += 2; 00033 temp1 += temp2; 00034 } // end while 00035 00036 cout << "The floor of the square root of " 00037 << x << " is " << result << endl; 00038 return 0; 00039 } // end main
