Add Awk solution to challenge 004

Fix Awk syntax on previouws submissions - semicolon is needed at the end of statements

2 files changed, 25 insertions, 25 deletions

diff --git a/challenge-002/paulo-custodio/awk/ch-1.awk b/challenge-002/paulo-custodio/awk/ch-1.awk
index c5adaa5282..1db88fd0eb 100644
--- a/challenge-002/paulo-custodio/awk/ch-1.awk
+++ b/challenge-002/paulo-custodio/awk/ch-1.awk
@@ -6,10 +6,10 @@
 # Write a script or one-liner to remove leading zeros from positive numbers.
 
 BEGIN {
-    num = ARGV[1]
+    num = ARGV[1];
     if (match(num, /^0*([0-9]+)/, capture))
-        print capture[1]
+        print capture[1];
     else
-        print num
-    exit 0
+        print num;
+    exit 0;
 }
diff --git a/challenge-002/paulo-custodio/awk/ch-2.awk b/challenge-002/paulo-custodio/awk/ch-2.awk
index 67b75f5c8d..752f93173b 100644
--- a/challenge-002/paulo-custodio/awk/ch-2.awk
+++ b/challenge-002/paulo-custodio/awk/ch-2.awk
@@ -9,55 +9,55 @@
 
 function format_number(n, base,    negative, output, d) {
     if (n < 0) {
-        negative = 1
+        negative = 1;
         n = -n
     }
     else {
-        negative = 0
+        negative = 0;
     }
 
     output = ""
     do {
-        d = n % base
-        n = int(n / base)
-        output = substr(digits, d+1, 1) output
+        d = n % base;
+        n = int(n / base);
+        output = substr(digits, d+1, 1) output;
     } while (n > 0)
 
     if (negative)
-        output = "-" output
+        output = "-" output;
 
-    return output
+    return output;
 }
 
 function scan_number(str, base,    n, negative, ch, d) {
     n = 0;
     if (sub(/^-/, "", str))
-        negative = 1
+        negative = 1;
     else
-        negative = 0
+        negative = 0;
 
     while (str != "") {
-        ch = toupper(substr(str, 1, 1))
-        str = substr(str, 2)
-        d = index(digits, ch) - 1
+        ch = toupper(substr(str, 1, 1));
+        str = substr(str, 2);
+        d = index(digits, ch) - 1;
         if (d < 0 || d >= base) {
-            print "cannot parse '" str "'"
-            exit(1)
+            print "cannot parse '" str "'";
+            exit(1);
         }
-        n = base * n + d
+        n = base * n + d;
     }
     if (negative)
-        n = -n
-    return n
+        n = -n;
+    return n;
 }
 
 BEGIN {
-    BASE = 35
-    digits = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+    BASE = 35;
+    digits = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
 
     if (ARGV[1] == "-r")
-        print scan_number(ARGV[2], 35)
+        print scan_number(ARGV[2], 35);
     else
-        print format_number(ARGV[1], 35)
+        print format_number(ARGV[1], 35);
     exit 0
 }