23 lines
378 B
C++
23 lines
378 B
C++
// Dice Combinations
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#include<bits/stdc++.h>
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using namespace std;
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using ll = long long;
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const ll N = 1e6;
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const ll MOD = 1e9 + 7;
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ll ways[N + 1];
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int main() {
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ll n; cin >> n;
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ways[0] = 1;
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for (ll i = 1; i <= n; i++) {
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for (ll j = 1; j <= 6 && j <= i; j++) {
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ways[i] = (ways[i] + (ways[i - j])) % MOD;
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}
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}
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cout << ways[n];
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}
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