摘要:
11598. XORConstraintsTime Limit: 1 secs, Memory Limit: 256 MBDescriptionGiven two integersSandF, what is the XOR (exclusive-or) of all numbers between... 阅读全文
摘要:
11512. Big CircleConstraintsTime Limit: 2 secs, Memory Limit: 256 MBDescriptionOn the opening ceremony of World Cup there was a part where many kids f... 阅读全文