Submission #635753

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
635753	2022-08-26 18:47:09	tvladm2009	Bootfall (IZhO17_bootfall)	C++14	100 / 100	389 ms	5668 KiB

bootfall

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#include <iostream>
using namespace std;
const int MAX_N = 500;
const int MOD = 1e9 + 7;
int a[MAX_N + 1], dp[MAX_N * MAX_N + 1], ways[MAX_N * MAX_N + 1], ways2[MAX_N * MAX_N + 1], cnt[MAX_N * MAX_N + 1], aux[MAX_N * MAX_N + 1];
int n;
void addSelf(int &a, int b) {
    a += b;
    if (a >= MOD) {
        a -= MOD;
    }
}
bool hentai(int pos) {
    int s = 0;
    for (int i = 1; i <= n; i++) {
        if (i != pos) {
            s += a[i];
        }
    }
    if (pos == 0) {
        dp[0] = true;
        ways[0] = 1;
        for (int i = 1; i <= n; i++) {
            for (int j = s; j >= a[i]; j--) {
                dp[j] |= dp[j - a[i]];
                addSelf(ways[j], ways[j - a[i]]);
 
 
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• Subtask 1: 6 / 6
• Subtask 2: 7 / 7
• Subtask 3: 15 / 15
• Subtask 4: 16 / 16
• Subtask 5: 21 / 21
• Subtask 6: 35 / 35