Submission #796359

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
7963592023-07-28 10:18:52antonZapina (COCI20_zapina)C++17
110 / 110
134 ms3144 KiB
#include<bits/stdc++.h>
using namespace std;
#define int long long
const int mod = 1e9 +7;
const int MAX_N = 350;
int n, nb_c[MAX_N][MAX_N+1], dp[MAX_N][MAX_N+1];
int C[MAX_N+1][MAX_N];
int expo(int a, int b){
if(b==0){
return 1;
}
if(b%2==1){
return (a*expo(a, b-1))%mod;
}
else{
return (expo(a, b/2)*expo(a, b/2))%mod;
}
}
signed main(){
cin>>n;
C[0][0] =1;
C[1][0] = 1;
C[1][1] = 1;
for(int i = 2; i<=n; i++){
 
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