Program to convert binary to decimal

Create program to convert binary to decimal in C language.

Author: kaushalpatil12

Convert binary to decimal

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+#include <math.h>
+#include <stdio.h>
+int convert(long long n);
+int main() {
+    long long n;
+    printf("Enter a binary number: ");
+    scanf("%lld", &n);
+    printf("%lld in binary = %d in decimal", n, convert(n));
+    return 0;
+}
+
+int convert(long long n) {
+    int dec = 0, i = 0, rem;
+    while (n != 0) {
+        rem = n % 10;
+        n /= 10;
+        dec += rem * pow(2, i);
+        ++i;
+    }
+    return dec;
+}