Add files via upload

Author: BrandonTang89

Other_Tasks/CF2060_A_Fibonacciness.py

@@ -0,0 +1,5 @@
+for _ in range(int(input())):
+    a, b, d, e = map(int, input().split())
+    arr = [a+b, d-b, e-d]
+    
+    print(arr.count(max(set(arr), key=arr.count)))

Other_Tasks/CF2060_B_Farmer_John_s_Card_Game.py

@@ -0,0 +1,19 @@
+for _ in range(int(input())):
+    n, m = map(int, input().split())
+    can = True
+    brr = []
+    for j in range(n):
+        arr = list(map(int, input().split()))
+        arr.sort()
+        diff = [arr[i+1] - arr[i] for i in range(len(arr)-1)]
+        can = can and (all([d == n for d in diff]))
+        brr.append((arr[0], j))
+        
+    if not can:
+        print(-1)
+        continue
+
+    brr.sort()
+    for _, i in brr:
+        print(i+1, end=' ')
+    print()

Other_Tasks/CF2060_C_Game_of_Mathletes.py

@@ -0,0 +1,26 @@
+for _ in range(int(input())):
+    
+    n, k = map(int, input().split())
+    arr = list(map(int, input().split()))
+    arr.sort()
+    
+    i = 0
+    j = n-1
+    npairs = 0
+    while i < j:
+        if arr[i] + arr[j] > k:
+            j -= 1
+        elif arr[i] + arr[j] < k:
+            i += 1
+        else: 
+            npairs += 1
+            i += 1
+            j -= 1
+    
+    left = n - 2*npairs
+    
+    if left%2 == 0:
+        print (npairs)
+    else:
+        print (0)
+    

Other_Tasks/CF2060_D_Subtract_Min_Sort.py

@@ -0,0 +1,14 @@
+for _ in range(int(input())):
+    n = int(input())
+    arr = list(map(int, input().split()))
+    
+    can = True
+    for i in range(n-1):
+        if arr[i] > arr[i+1]:
+            can = False
+            break
+        
+        arr[i+1] -= arr[i]
+        arr[i] = 0
+    
+    print('YES' if can else 'NO')