From 3e79ef41cefec10e7f46b184907edffb13c2ecff Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Sat, 27 Mar 2021 15:42:14 +0800
Subject: import(life): Add algorithm contest 3.

---
 works/life/algorithm-contest-3/code/3.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 works/life/algorithm-contest-3/code/3.cpp

(limited to 'works/life/algorithm-contest-3/code/3.cpp')

diff --git a/works/life/algorithm-contest-3/code/3.cpp b/works/life/algorithm-contest-3/code/3.cpp
new file mode 100644
index 0000000..20abfa1
--- /dev/null
+++ b/works/life/algorithm-contest-3/code/3.cpp
@@ -0,0 +1,22 @@
+#include <iostream>
+
+int n, m;
+long long f[31][31];
+
+int main() {
+  std::cin >> n >> m;
+
+  f[1][1] = 1;
+
+  for (int r = 1; r <= n; r++) {
+    for (int c = 1; c <= m; c++) {
+      if (!(r == 1 && c == 1) && !(r % 2 == 0 && c % 2 == 0)) {
+        f[r][c] = f[r - 1][c] + f[r][c - 1];
+      }
+    }
+  }
+
+  std::cout << f[n][m];
+
+  return 0;
+}
-- 
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