Started on ABC051, finished a

atcoder/beginner_contests/abc051/src/bin/b.rs

@@ -0,0 +1,19 @@
+use proconio::input;
+
+fn solve(k: u32, s: u32) -> u32 {
+    let mut result = 0;
+
+    return result;
+}
+
+fn main() {
+    input! {
+        k: u32,
+        s: u32,
+    };
+
+    assert!(s <= 3 * k);
+    
+    println!("{}", solve(k, s));
+
+}