Solved the binary to decimal converter exercise

1 files changed, 31 insertions, 0 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;
+}
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