Solved the binary to decimal converter exercise

2 files changed, 33 insertions, 1 deletions

diff --git a/BTD/28bitToDecimal.c b/BTD/28bitToDecimal.c
new file mode 100644
index 0000000..ab60959
--- /dev/null
+++ b/BTD/28bitToDecimal.c
@@ -0,0 +1,31 @@
+# include <stdio.h>
+
+# define bitvalue_length 27
+
+unsigned long int powerOFtwo(int value) {
+  unsigned long int result = 1;
+  for (int i = value;i > 0;i--) {
+    result *= 2;
+  }
+  return result;
+}
+
+int main () {
+  printf("28-bit binary number converter to decimal:\n\n");
+  char bitvalue[28];
+  scanf("%s", bitvalue);
+  unsigned long int decimalValue = 0;
+  for (int i = bitvalue_length;i >= 0;i--) {
+    if (bitvalue[i] == '0') {
+      decimalValue += 0;
+    }
+    else if (bitvalue[i] == '1') {
+      unsigned long int tmp = powerOFtwo(bitvalue_length - i);
+      decimalValue += tmp;
+    }
+  }
+
+  printf("%lu\n" , decimalValue);
+
+  return 0;
+}
\ No newline at end of file
diff --git a/README b/README
index 09b1f54..debff5d 100644
--- a/README
+++ b/README
@@ -9,4 +9,5 @@ CONTENTS
 
 - The greatest common divisor exercise solution, in ROOT/GCD/GCD.c
 - Hexadecimal to integer converter solution, in ROOT/HTOI/HTOI.c
-- Vowels and consonants counter of a string, in ROOT/VACC/VowelsAndConsonantCounter.c
\ No newline at end of file
+- Vowels and consonants counter of a string, in ROOT/VACC/VowelsAndConsonantCounter.c
+- Binary(28-bit) to decimal converter, in ROOT/BTD/28bitToDecimal.c
\ No newline at end of file