create dev channel

zeta/py/completed/9017.py

@@ -0,0 +1,27 @@
+import sys
+
+input = sys.stdin.readline
+if __name__ == "__main__":
+    T = int(input())
+    for _ in range(T):
+        N = int(input())
+        X = list(map(int, input().split()))
+
+        counts = [0] * 200
+        counts2 = [0] * 200
+        last_fifth_index = [0] * 200
+        S = [0] * 200
+        for i in range(N):
+            counts[X[i] - 1] += 1
+        filtered = [i for i, v in filter(lambda x: x[1] >= 6, enumerate(counts))]
+        score = 0
+        for i in range(N):
+            if X[i] - 1 in filtered:
+                score += 1
+                counts2[X[i] - 1] += 1
+                if counts2[X[i] - 1] <= 4:
+                    S[X[i] - 1] += score
+                elif counts2[X[i] - 1] == 5:
+                    last_fifth_index[X[i] - 1] = i + 1
+
+        print(sorted([(S[i], last_fifth_index[i], i) for i in filtered])[0][2] + 1)