#include "bits/stdc++.h"
using namespace std;
#define ln "\n"
#define dbg(x) cout << #x << " = " << x << ln
#define mp make_pair
#define pb push_back
#define fi first
#define se second
#define inf 2e18
#define fast_cin() \
ios_base::sync_with_stdio(false); \
cin.tie(NULL)
#define out(file) freopen(file, "w", stdout)
#define in(file) freopen(file, "r", stdin)
#define all(x) (x).begin(), (x).end()
#define sz(x) ((int)(x).size())
#define int long long
int MOD = 1e9 + 7;
const int N = 2001;
int y[N], a, b, n;
int ps[N], dp[N][N];
void sub1() {
ll ans = inf;
for(int mask = 0; mask < (1 << n); mask++) {
int cnt = __builtin_popcount(mask) + 1;
if(cnt < a or cnt > b) continue;
int grp = 0;
int s = 0;
int cur = 0;
for(int i = 0; i < n; i++) {
s += y[i+1];
if((mask >> i) & 1) {
grp++;
cur |= s;
s = 0;
}
}
cur |= s;
if((mask >> (n-1)) & 1 == 0) grp++;
if(a < grp or grp > b) continue;
ans = min(ans, cur);
}
cout << ans;
}
signed main() {
fast_cin();
cin >> n >> a >> b;
for(int i = 1; i <= n; i++) cin >> y[i], ps[i] = ps[i-1] + y[i];
if(n <= 20) sub1();
cerr << "\nTime: " << clock() * 1000 / CLOCKS_PER_SEC;
}
Compilation message
sculpture.cpp: In function 'void sub1()':
sculpture.cpp:26:3: error: 'll' was not declared in this scope; did you mean 'ln'?
26 | ll ans = inf;
| ^~
| ln
sculpture.cpp:42:28: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
42 | if((mask >> (n-1)) & 1 == 0) grp++;
| ~~^~~~
sculpture.cpp:44:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
44 | ans = min(ans, cur);
| ^~~
| abs
sculpture.cpp:46:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
46 | cout << ans;
| ^~~
| abs
