complete 2600.cpp 6906.cpp 4881.rs 24753.rs 34423.rs

storage/zeta/cpp/completed/6906.cpp

@@ -0,0 +1,94 @@
+#include <algorithm>
+#include <cctype>
+#include <iostream>
+#include <string>
+#include <vector>
+
+#define let auto
+
+typedef int i32;
+typedef long long i64;
+typedef size_t usize;
+
+using namespace std;
+
+let fastio() {
+    ios_base::sync_with_stdio(false);
+    cin.tie(nullptr);
+}
+
+let is_vowel(char c) -> bool {
+    return c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u';
+}
+
+let get_rhyme_part(const string &line) -> string {
+    if (line.empty()) return "";
+
+    let end = (i32) line.length() - 1;
+    while (end >= 0 && isspace(line[end])) {
+        end--;
+    }
+    if (end < 0) return "";
+
+    let start = end;
+    while (start >= 0 && !isspace(line[start])) {
+        start--;
+    }
+
+    let word = line.substr(start + 1, end - start);
+
+    for (let &c: word) {
+        c = tolower(c);
+    }
+
+    let vowel_pos = -1;
+    for (let i = (i32) word.length() - 1; i >= 0; --i) {
+        if (is_vowel(word[i])) {
+            vowel_pos = i;
+            break;
+        }
+    }
+
+    if (vowel_pos != -1) {
+        return word.substr(vowel_pos);
+    } else {
+        return word;
+    }
+}
+
+let main() -> i32 {
+    fastio();
+
+    let line = string();
+    getline(cin, line);
+    if (line.empty()) return 0;
+
+    let tc = (usize) stoi(line);
+    for (let i = (usize) 0; i < tc; i++) {
+        let rhymes = vector<string>(4);
+        for (let j = 0; j < 4; j++) {
+            getline(cin, line);
+            rhymes[j] = get_rhyme_part(line);
+        }
+
+        let p12 = (rhymes[0] == rhymes[1]);
+        let p23 = (rhymes[1] == rhymes[2]);
+        let p34 = (rhymes[2] == rhymes[3]);
+        let p13 = (rhymes[0] == rhymes[2]);
+        let p24 = (rhymes[1] == rhymes[3]);
+        let p14 = (rhymes[0] == rhymes[3]);
+
+        if (p12 && p23 && p34) {
+            cout << "perfect" << endl;
+        } else if (p12 && p34) {
+            cout << "even" << endl;
+        } else if (p13 && p24) {
+            cout << "cross" << endl;
+        } else if (p14 && p23) {
+            cout << "shell" << endl;
+        } else {
+            cout << "free" << endl;
+        }
+    }
+    return 0;
+}