This commit is contained in:
HuangHai
2025-08-30 18:35:01 +08:00
commit 1f397eca87
6258 changed files with 1487241 additions and 0 deletions

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#include <bits/stdc++.h>
using namespace std;
int p, q, res;
/*
测试数据:
4 7
根据公式,最大无法凑出的是:4*7-4-7=17
*/
bool dfs(int x) {
if (x == 0) return true;
if (x >= p && dfs(x - p)) return true;
if (x >= q && dfs(x - q)) return true;
return false;
}
int main() {
scanf("%d %d", &p, &q);
for (int i = 1; i <= 1000; i++)
if (!dfs(i)) res = i;
printf("%d\n", res);
return 0;
}