diff --git a/complete-backup/main.cc b/complete-backup/main.cc
new file mode 100644
index 0000000..0fd2451
--- /dev/null
+++ b/complete-backup/main.cc
@@ -0,0 +1,19 @@
+#include <cstring>
+#include <iostream>
+using namespace std;
+#define MAXN 10005
+#define M 105
+int dp[MAXN];
+int w[M], v[M];
+int x[M];
+int main() {
+  int n, W;
+  cin >> W >> n;
+  for (int i = 1; i <= n; i++)
+    cin >> w[i] >> v[i];
+  for (int i = 1; i <= n; i++)
+    for (int j = w[i]; j <= W; j++)
+      dp[j] = max(dp[j], dp[j - w[i]] + v[i]);
+  cout << dp[W] << endl;
+  return 0;
+}