diff --git a/flowers/flowers-tutorial.pdf b/flowers/flowers-tutorial.pdf
index 6c580ee..ffbfc9c 100644
Binary files a/flowers/flowers-tutorial.pdf and b/flowers/flowers-tutorial.pdf differ
diff --git a/flowers/flowers.pdf b/flowers/flowers.pdf
index 06c6e3c..2eaadf4 100644
Binary files a/flowers/flowers.pdf and b/flowers/flowers.pdf differ
diff --git a/flowers/src/alternative_ac.cpp b/flowers/src/alternative_ac.cpp
index 362580e..5fc16b8 100644
--- a/flowers/src/alternative_ac.cpp
+++ b/flowers/src/alternative_ac.cpp
@@ -33,11 +33,7 @@ ll flowers(int last, int count = 1, int size = 1) {
 int main(){
    cin >> N >> M;
 
-    for (int i = 0; i <= 10000; i++) {
-        for (int j = 0; j <= 1000; j++) {
-            memo[i][j][0] = memo[i][j][1] = 0;
-        }
-    }
+    memset(memo, 0, sizeof(memo));
 
     cout << (flowers(0) + flowers(1)) % MOD << endl;