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-rw-r--r--ee1301/wk3/lab3/RootBabylonOG.cpp32
1 files changed, 32 insertions, 0 deletions
diff --git a/ee1301/wk3/lab3/RootBabylonOG.cpp b/ee1301/wk3/lab3/RootBabylonOG.cpp
new file mode 100644
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+++ b/ee1301/wk3/lab3/RootBabylonOG.cpp
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+#include <iostream>
+#include <cmath>
+using namespace std;
+
+double gennewGuess(double n, double old_guess) {
+ double real, old;
+ real=sqrt(n);
+ double new_guess = ( old_guess + n / old_guess ) / 2;
+ old=new_guess;
+ if (((new_guess-real)/real)>0.01) { //This will be true if the difference between the real root and guess is more than 1%.
+ cout << old << endl;
+ return gennewGuess(n, old);
+ } else {
+ cout << old << endl;
+ return new_guess;
+ }
+}
+int main () {
+ double temp, temp2;
+ cout << "Enter the Number to find square root: ";
+ cin >> temp;
+ if (temp<=0) {
+ cout << "Please enter a valid input(Positive Integer)." << endl;
+ return sqrt(-1);
+ }
+ cout << "Guessing..." << endl;
+ double real=sqrt(temp);
+ temp2=temp;
+ temp = gennewGuess(temp, 1.0);
+ cout << "The Final Guess: " << temp << endl
+ << "Actual Value: " << real << endl;
+}