题面有误
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题面有误
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__mt19937__楼主2024/12/10 20:50

1≤N≤2×10  51\leq N \leq 2×10\space^{\space} 5 应改为 1≤N≤2×1051\leq N \leq 2×10^5

1≤K≤10  181\leq K \leq 10\space^{\space}18 应改为 1≤K≤10181\leq K \leq 10^{18}

2024/12/10 20:50