//#pragma GCC optimize("O3")
#include <iostream>
#include <vector>
#include <algorithm>
#include <math.h>
#include <set>
#include <stack>
#include <iomanip>
#include <bitset>
#include <map>
#include <cassert>
#include <array>
#include <queue>
#include <cstring>
#include <random>
#include <unordered_set>
#include <unordered_map>
#define pqueue priority_queue
#define pb(x) push_back(x)
// #define endl '\n'
#define all(x) x.begin(), x.end()
#define int long long
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef vector<int> vi;
typedef vector<vector<int> > vvi;
// typedef tuple<ll, ll, ll> tiii;
typedef pair<int, int> pii;
typedef vector<pair<int, int> > vpii;
typedef vector<bool> vb;
typedef vector<string> vs;
typedef vector<char> vc;
const int inf = 1e9 + 228;
const ll infll = 1e18;
const ll mod = 1e9 + 7;
const ll mod2 = 998244353;
const ld eps = 1e-14;
void fast_io(){
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
// freopen("a.in", "r", stdin);
// freopen("outputik.txt", "w", stdout);
}
int dp[300][300];
void solve(){
int h, w;
cin >> h >> w;
// dp[0][w] = 1;
// for(int i=1; i<=h; i++){
// for(int j=0; j<=w; j++){
// dp[i][j] += dp[i-1][j];
// dp[i][j] += dp[i-1][j+1] * (j+1) * 4;
// if(i >= 2){
// dp[i][j] += dp[i-2][j+1] * (j+1) * (i-1);
// }
// dp[i][j] += dp[i-1][j+2] * (j+2) * (j+1)/2;
// dp[i][j] %= mod;
// }
// }
// int ans = 0;
// for(int j=0; j<w; j++){
// ans += dp[h][j];
// ans %= mod;
// }
cout << ans << endl;
}
signed main(){
fast_io();
// srand(time(NULL));
cout << fixed << setprecision(10);
int q = 1;
// cin >> q;
while(q--)
solve();
}
Compilation message
candies.cpp: In function 'void solve()':
candies.cpp:75:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
75 | cout << ans << endl;
| ^~~
| abs
