From b880ad05d37cf36ec1edddc944f558420bc8a07e Mon Sep 17 00:00:00 2001
From: Santo Cariotti <sancn@live.com>
Date: Sat, 27 May 2017 15:39:05 +0200
Subject: fixed it

---
 cpp/lswf.cpp | 73 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 cpp/lswf.cpp

(limited to 'cpp/lswf.cpp')

diff --git a/cpp/lswf.cpp b/cpp/lswf.cpp
new file mode 100644
index 0000000..dcf1b13
--- /dev/null
+++ b/cpp/lswf.cpp
@@ -0,0 +1,73 @@
+/* INPUT:
+ * 19
+ *
+ * OUTPUT:
+ * 1000101
+ */
+#include <iostream>
+#include <fstream>
+#include <list>
+#define MAXG 1000001
+
+int fibonacci(int* fib, int N)
+{
+	fib[0] = 1; fib[1] = 1;
+	int lst;
+
+	for(int i = 2; i < N; i++) {
+		fib[i] = fib[i-1] + fib[i-2];
+		lst = i;
+		if(fib[i] > N) break;
+	}
+
+	return lst;
+}
+
+int main()
+{
+	std::ifstream in("input.txt");
+	std::ofstream out("output.txt");
+	std::list<int> seq;
+	std::list<int>::iterator j;
+
+	int N, i;
+	in >> N;
+	int caracts[MAXG], somma = 0, potSomma;
+	int lastc;
+
+	if(N > 4)
+		lastc = fibonacci(caracts, N);
+	else {
+		caracts[0] = 1;
+		for(i = 1; i < 4; i++)
+			caracts[i] = i;
+
+		switch (N) {
+			case 1:
+				lastc = 1;
+				break;
+			case 2:
+				lastc = 2;
+				break;
+			case 3:
+				lastc = 3;
+				break;
+			default:
+				lastc = 4;
+		}
+	}
+
+	for(i = lastc; i > 0; i--) {
+		potSomma = somma + caracts[i];
+		if(potSomma < N) {
+			somma = potSomma;
+			seq.push_front(1);
+		} else seq.push_front(0);
+	}
+	seq.push_front(1);
+	for(j = seq.begin(); j != seq.end(); j++) out << *j;
+
+	in.close();
+	out.close();
+	return 0;
+}
-- 
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