gniniart21603202

• AtCoder abc220_f Distance Sums 2
• AtCoder abc220_g Isosceles Trapezium
• AtCoder abc221_f Diameter set
• AtCoder abc221_g Jumping sequence
• AtCoder abc222_f Expensive Expense
• AtCoder abc222_g 222
• AtCoder abc223_f Parenthesis Checking
• AtCoder abc223_g Vertex Deletion
• AtCoder abc224_f Problem where +s Separate Digits
• AtCoder abc224_g Roll or Increment
• POJ 3131 Cubic Eight-Puzzle