From 4b6ce825b8c63e1a9222bc7821906f4c2996b3ea Mon Sep 17 00:00:00 2001
From: celso <celsochan@disroot.org>
Date: Sat, 5 Nov 2022 17:52:07 -0300
Subject: [PATCH] ninth exercise

---
 1-9.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 1-9.c

diff --git a/1-9.c b/1-9.c
new file mode 100644
index 0000000..2e65dd1
--- /dev/null
+++ b/1-9.c
@@ -0,0 +1,19 @@
+#include <stdio.h>
+int main() {
+  int c;
+  int prevb = 0;
+  while ((c=getchar()) != EOF){
+    if (c == ' ' && prevb == 1){
+      continue;
+    }
+    if (c == ' '){
+      prevb = 1;
+      putchar(c);
+    }
+    else{
+      prevb = 0;
+      putchar(c);
+    }
+  }
+  return 0;
+}