Submission #50292

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
50292	2018-06-09 13:03:42	mra2322001	Bootfall (IZhO17_bootfall)	C++14	100 / 100	450 ms	4588 KiB

bootfall

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#include <bits/stdc++.h>
#define f0(i, n) for(int i=(0); i<n; i++)
#define f1(i, n) for(int i=(1); i<=n; i++)
using namespace std;
typedef long long ll;
const int N = 502;
int n, a[N], f[N*N], tmp[N*N], sum = 0, dd[N*N];
void add(int x){
    for(int i = sum; i >= 0; i--){
        f[i] += f[i - x];
    }
}
void del(int x){
    for(int i = 0; i <= sum; i++) tmp[i] = f[i];
    for(int i = 0; i <= sum; i++){
        if(i >= x)
            tmp[i] -= tmp[i - x];
    }
}
int main(){
    ios_base::sync_with_stdio(0);
    cin >> n;
    f[0] = 1;
    f1(i, n){
 
 
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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