ABC 046, finished

atcoder/beginner_contests/abc046/src/bin/c.rs

@@ -11,7 +11,10 @@ fn main(){
     let mut t = 1;
 
     for (r_t, r_a) in ratios {
-        
+        let x = max((r_t + t - 1) / r_t, (r_a + a - 1) / r_a);
+        t = r_t * x;
+        a = r_a * x;
     }
 
+    println!("{}", {a + t});
 }

atcoder/beginner_contests/abc046/src/bin/d.rs

@@ -1,15 +1,21 @@
 use proconio::input;
 
-fn solve(tc: u32) {
-    todo!();
-}
-
 fn main(){
     input!{
-        t: u32,
+        s: String,
     };
 
-    for tc in 1..=t {
-        solve(tc);
+    let mut counter = 0;
+
+    for gesture in s.chars() {
+        if gesture == 'p' {
+            counter += 1;
+        }
     }
+
+    let max_paper_hands = s.len() / 2;
+
+    let result = max_paper_hands - counter;
+
+    println!("{}", {result});
 }