建议升绿

P4141 消失之物

qp
by YPPAH @ 2023-12-04 17:09:04


qs,评黄有点过了些
by ___cjy__ @ 2023-12-04 17:10:07


资瓷
by zhangbinwoo @ 2023-12-04 17:11:36


没有吧,代码挺短的了。
by icypenguin @ 2023-12-04 17:12:06


@[bj12z_jiasiyuan](/user/751881) 原来是我蒟蒻了
by 张心博harry @ 2023-12-04 17:16:35


@[张心博harry](/user/547725) 跑一遍背包然后每次暴力删然后再加回来就行。 ```cpp #include <iostream> #define ll long long using namespace std; ll n, m, dp[2005], a[2005]; int main(){ cin >> n >> m; for (ll i = 1; i <= n; i++){ cin >> a[i]; } dp[0] = 1; for (ll i = 1; i <= n; i++){ for (ll j = m; j >= a[i]; j--){ dp[j] += dp[j - a[i]]; dp[j] %= 10; } } for (ll i = 1; i <= n; i++){ for (ll j = a[i]; j <= m; j++){ dp[j] += 10; dp[j] -= dp[j - a[i]]; dp[j] %= 10; } for (ll j = 1; j <= m; j++){ cout << dp[j]; } cout << endl; for (ll j = m; j >= a[i]; j--){ dp[j] += dp[j - a[i]]; dp[j] %= 10; } } return 0; } ```
by icypenguin @ 2023-12-04 17:21:34


@[bj12z_jiasiyuan](/user/751881) orz 谢谢
by 张心博harry @ 2023-12-04 17:34:39


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