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这题真的就这么水!暴力还0ms#include <iostream> #include <stdio.h> using namespace std; int main() { long long int A; scanf("%I64d", &A); long long int A2plus1 = A*A+1; for(long long int B = A; B > 0; B--){ if(A2plus1%B == 0){ printf("%I64d\n", 2*A+B+A2plus1/B); break; } } return 0; } Followed by: Post your reply here: |
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