complete 25551.rs 26031.rs 34928.rs

storage/zeta/rs/completed/34928.rs

@@ -0,0 +1,28 @@
+use std::io::stdin;
+
+fn main() {
+    let mut line = String::new();
+    stdin().read_line(&mut line).unwrap();
+    let mut iter = line.split(' ');
+    let s = iter.next().unwrap().trim().to_string();
+    let n = s.len();
+    let mut represent = 0u64;
+    for (i, c) in s.chars().enumerate() {
+        if c == 'B' {
+            represent |= 1 << i;
+        }
+    }
+
+    let day = iter.next().unwrap().trim().parse::<u64>().unwrap();
+
+    represent += day;
+    represent %= 1 << n;
+
+    for i in 0..n {
+        if (represent & (1 << i)) != 0 {
+            print!("B");
+        } else {
+            print!("A");
+        }
+    }
+}