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鸽巢原理 pigeon
Tag
2026
01-16
Hello 2026——B. Yet Another MEX Problem(由鸽巢原理导出决策根本无关紧要)
2025
05-20
POJ - 2356-Find a multiple
05-20
HDU - 6152-Friend-Graph
05-19
HDU - 5917-Instability
05-19
HDU - 1205-吃糖果