baekjoon 20260204

code_study/Baekjoon/swift/1267.swift

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+func solve() {
+    guard let _ = readLine(),
+          let input = readLine(),
+          let callingTime = input.split(separator: " ").compactMap({Int($0)}) as? [Int]
+    else { return }
+    
+    let YS = { ( ( $0 / 30 ) + 1 ) * 10 }
+    let MS = { ( ( $0 / 60 ) + 1 ) * 15 }
+    
+    var (YS_price, MS_price) = (0, 0)
+    for time in callingTime {
+        YS_price += YS(time)
+        MS_price += MS(time)
+    }
+    
+    if YS_price < MS_price {
+        print("Y", YS_price)
+    }
+    else if YS_price > MS_price {
+        print("M", MS_price)
+    }
+    else {
+        print("Y M", YS_price)
+    }
+}
+
+solve()