write function to get ith bit in cpp

justanindieguy · Jan 24, 2023 · db436e0 · db436e0
1 parent 81b79fb
commit db436e0
Showing 1 changed file with 23 additions and 0 deletions.
diff --git a/Bit-manipulationTechniques/GetIthBit/main.cpp b/Bit-manipulationTechniques/GetIthBit/main.cpp
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+/*
+ * Write a function to:
+ *   - get ith bit
+ */
+#include <iostream>
+
+using namespace std;
+
+int getIthBit(int n, int i)
+{
+    int mask = 1 << i;
+    return (n & mask) > 0 ? 1 : 0;
+}
+
+int main()
+{
+    int i, n = 5;
+    cin >> i;
+
+    cout << "Bit at " << i << "th position: " << getIthBit(n, i) << endl;
+
+    return 0;
+}