1 files changed, 79 insertions, 0 deletions
diff --git a/main.c b/main.c
new file mode 100644
index 000000000000..3eb15d4fb618
--- /dev/null
+++ b/main.c
@@ -0,0 +1,79 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+void step(char last, char curr)
+{
+  char tmp;
+
+  if(curr == '\n')
+  {
+    /* check if the next char is a line spaces as well,
+       if so don't do a damn thing! */
+
+    tmp = getchar();
+
+    if(tmp == EOF)
+    {
+      /* kind of whacky, lets just output the newline and exit I suppose. */
+      putchar(curr);
+      putchar(tmp);      
+      return;
+    }
+    else if (tmp == '\n')
+    {
+      /* okay cool, just leave alone! */
+      /* can prob combine w/ func above */
+      putchar(curr);
+      putchar(tmp);
+      return;
+    }
+    else 
+    {
+      /* business as normal, here we don't want to put out the newline but we 
+         also really don't want to put out two whitespace characters right
+         next to each other. Reverse and make sure we're not! */
+
+      /* set last, then check if last and tmp are both spaces, if so only
+         write one! */
+
+      /* Well, fuck. We cannot seek on standard input */
+
+      if(last == ' ' && tmp == ' ')
+      {
+        /* no op */
+      }
+      else if(last != ' ' && tmp != ' ')
+      {
+        putchar(' ');
+        putchar(tmp);
+      }
+      else
+      {
+        putchar(tmp);
+      }
+    }
+  }
+  else
+  {
+    putchar(curr);
+  }
+}
+
+int main(void) 
+{
+  char last, curr;
+
+  last = '\0';
+  curr = getchar();
+
+  while(curr != EOF)
+  {
+    step(last, curr);
+
+    last = curr;
+    curr = getchar();
+  }
+
+  return 0;
+}