Submission #7105265


Source Code Expand

#include <bits/stdc++.h>
const int INF = 1e9;
const int MOD = 10007;
const long long LINF = 1e18;
#define dump(x)  cout << 'x' << ' = ' << (x) << ` `;
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define rep(i,n) for(int i=0;i<(n);++i)
#define REPR(i,n) for(int i=n;i>=0;i--)
#define FOREACH(x,a) for(auto& (x) : (a) )
typedef long long ll;
using namespace std;
typedef pair<ll, ll> P;

ll memo[1145141];

int main(int argc, char const *argv[]) {
    int n; cin>>n;
    fill(memo,memo+1145141,0);
    memo[2] = 1;
    for (int i = 3; i < 1145141; ++i) memo[i] = memo[i-1]+memo[i-2]+memo[i-3], memo[i]%=MOD;
    cout << memo[n-1] << endl;
    return 0;
}

Submission Info

Submission Time
Task B - トリボナッチ数列
User sarashin
Language C++14 (GCC 5.4.1)
Score 100
Code Size 676 Byte
Status AC
Exec Time 9 ms
Memory 9216 KB

Judge Result

Set Name All
Score / Max Score 100 / 100
Status
AC × 36
Set Name Test Cases
All sample_01.txt, sample_02.txt, sample_03.txt, test_1.txt, test_1000000.txt, test_1002.txt, test_104.txt, test_107843.txt, test_10980.txt, test_1212.txt, test_1238.txt, test_13194.txt, test_14.txt, test_16.txt, test_2.txt, test_210782.txt, test_21694.txt, test_243.txt, test_24916.txt, test_278.txt, test_3.txt, test_31.txt, test_32.txt, test_42.txt, test_5555.txt, test_567914.txt, test_61868.txt, test_765671.txt, test_8195.txt, test_8353.txt, test_9.txt, test_9625.txt, test_97.txt, test_998.txt, test_999998.txt, test_999999.txt
Case Name Status Exec Time Memory
sample_01.txt AC 9 ms 9216 KB
sample_02.txt AC 9 ms 9216 KB
sample_03.txt AC 9 ms 9216 KB
test_1.txt AC 8 ms 9216 KB
test_1000000.txt AC 8 ms 9216 KB
test_1002.txt AC 9 ms 9216 KB
test_104.txt AC 8 ms 9216 KB
test_107843.txt AC 9 ms 9216 KB
test_10980.txt AC 9 ms 9216 KB
test_1212.txt AC 9 ms 9216 KB
test_1238.txt AC 9 ms 9216 KB
test_13194.txt AC 9 ms 9216 KB
test_14.txt AC 9 ms 9216 KB
test_16.txt AC 8 ms 9216 KB
test_2.txt AC 9 ms 9216 KB
test_210782.txt AC 9 ms 9216 KB
test_21694.txt AC 8 ms 9216 KB
test_243.txt AC 9 ms 9216 KB
test_24916.txt AC 9 ms 9216 KB
test_278.txt AC 8 ms 9216 KB
test_3.txt AC 9 ms 9216 KB
test_31.txt AC 8 ms 9216 KB
test_32.txt AC 8 ms 9216 KB
test_42.txt AC 8 ms 9216 KB
test_5555.txt AC 9 ms 9216 KB
test_567914.txt AC 9 ms 9216 KB
test_61868.txt AC 9 ms 9216 KB
test_765671.txt AC 8 ms 9216 KB
test_8195.txt AC 9 ms 9216 KB
test_8353.txt AC 8 ms 9216 KB
test_9.txt AC 8 ms 9216 KB
test_9625.txt AC 8 ms 9216 KB
test_97.txt AC 9 ms 9216 KB
test_998.txt AC 8 ms 9216 KB
test_999998.txt AC 9 ms 9216 KB
test_999999.txt AC 8 ms 9216 KB