2 files changed, 32 insertions, 1 deletions
diff --git a/5p16.cpp b/5p16.cpp
index 27c6bcb..cd152ee 100644
--- a/5p16.cpp
+++ b/5p16.cpp
@@ -1,5 +1,6 @@
 #include <iostream>
 #include <vector>
+#include <unistd.h>
 
 /*
  *
@@ -40,7 +41,7 @@ void nonidiomatic_for(std::vector<int> &nidf) {
 }
 
 int main (int argc, char *argv[]) {
-
+	
 	if(argc > 2 || argc < 2) { return -1; }
 	std::string argv_s = argv[1];
 	std::vector<int> iv1;
diff --git a/5p20.cpp b/5p20.cpp
new file mode 100644
index 0000000..3dbb40f
--- /dev/null
+++ b/5p20.cpp
@@ -0,0 +1,30 @@
+#include <iostream>
+
+/*
+ *
+ * 5.20
+ *
+ *
+ */
+
+int main () {
+
+	std::string s;
+	std::string tmp;
+	bool b = false;
+	while(std::cin >> s) {
+		if(tmp == s) {
+			b = true;
+			break;
+		}
+		tmp = s;
+	}
+
+	if(b) {
+		std::cout << tmp << std::endl;
+	} else {
+		std::cout << "There were no repeating words" << std::endl;
+	}
+	
+	return 0;
+}