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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#808350 | #9802. Light Up the Grid | MiniLong# | TL | 0ms | 0kb | C++20 | 3.9kb | 2024-12-10 20:07:36 | 2024-12-10 20:07:36 |
answer
#include <bits/stdc++.h>
#define _rep(i, x, y) for(int i = x; i <= y; ++i)
#define _req(i, x, y) for(int i = x; i >= y; --i)
#define _rev(i, u) for(int i = head[u]; i; i = e[i].nxt)
#define pb push_back
#define fi first
#define se second
#define mst(f, i) memset(f, i, sizeof f)
using namespace std;
#ifdef ONLINE_JUDGE
#define debug(...) 0
#else
#define debug(...) fprintf(stderr, __VA_ARGS__), fflush(stderr)
#endif
typedef long long ll;
typedef pair<int, int> PII;
namespace fastio{
#ifdef ONLINE_JUDGE
char ibuf[1 << 20],*p1 = ibuf, *p2 = ibuf;
#define get() p1 == p2 && (p2 = (p1 = ibuf) + fread(ibuf, 1, 1 << 20, stdin), p1 == p2) ? EOF : *p1++
#else
#define get() getchar()
#endif
template<typename T> inline void read(T &t){
T x = 0, f = 1;
char c = getchar();
while(!isdigit(c)){
if(c == '-') f = -f;
c = getchar();
}
while(isdigit(c)) x = x * 10 + c - '0', c = getchar();
t = x * f;
}
template<typename T, typename ... Args> inline void read(T &t, Args&... args){
read(t);
read(args...);
}
template<typename T> void write(T t){
if(t < 0) putchar('-'), t = -t;
if(t >= 10) write(t / 10);
putchar(t % 10 + '0');
}
template<typename T, typename ... Args> void write(T t, Args... args){
write(t), putchar(' '), write(args...);
}
template<typename T> void writeln(T t){
write(t);
puts("");
}
template<typename T> void writes(T t){
write(t), putchar(' ');
}
#undef get
};
using namespace fastio;
#define multitest() int T; read(T); _rep(tCase, 1, T)
namespace Calculation{
const ll mod = 998244353;
ll ksm(ll p, ll h){ll base = p % mod, res = 1; while(h){if(h & 1ll) res = res * base % mod; base = base * base % mod, h >>= 1ll;} return res;}
void dec(ll &x, ll y){x = ((x - y) % mod + mod) % mod;}
void add(ll &x, ll y){x = (x + y) % mod;}
void mul(ll &x, ll y){x = x * y % mod;}
ll sub(ll x, ll y){return ((x - y) % mod + mod) % mod;}
ll pls(ll x, ll y){return ((x + y) % mod + mod) % mod;}
ll mult(ll x, ll y){return x * y % mod;}
}
using namespace Calculation;
const int N = (1 << 16) + 5;
const ll inf = 0x3f3f3f3f3f3f3f3f;
ll T, n = 16, m, tot, a[5][5], c[5];
int code(){return (a[0][0] << 3) | (a[0][1] << 2) | (a[1][0] << 1) | a[1][1];}
int vis[20];
ll f[N], g[N][25];
bool update(){
int st = 0;
_rep(i, 0, 15) if(vis[i]) st |= (1 << i);
f[st] = min(f[st], tot);
if(g[st][code()] > tot) return g[st][code()] = tot, 1;
return 0;
}
void dfs(bool flag = 0){
if(vis[code()]) return;
if(flag) vis[code()] = 1;
if(!update()) return vis[code()] = 0, void();
_rep(i, 0, 1) _rep(j, 0, 1){
a[i][j] ^= 1, tot += c[0];
dfs(1);
a[i][j] ^= 1, tot -= c[0];
}
_rep(i, 0, 1){
_rep(j, 0, 1) a[i][j] ^= 1; tot += c[1];
dfs(1);
_rep(j, 0, 1) a[i][j] ^= 1; tot -= c[1];
}
_rep(i, 0, 1){
_rep(j, 0, 1) a[j][i] ^= 1; tot += c[2];
dfs(1);
_rep(j, 0, 1) a[j][i] ^= 1; tot -= c[2];
}
_rep(i, 0, 1) _rep(j, 0, 1) a[i][j] ^= 1; tot += c[3];
dfs(1);
_rep(i, 0, 1) _rep(j, 0, 1) a[i][j] ^= 1; tot -= c[3];
if(flag) vis[code()] = 0;
}
int main(){
mst(f, inf), mst(g, inf);
read(T, c[0], c[1], c[2], c[3]);
dfs();
_rep(i, 0, 15) _req(j, (1 << 16) - 1, 1) if(j >> i & 1) f[j ^ (1 << i)] = min(f[j ^ (1 << i)], f[j]);
while(T--){
read(m);
int st = 0;
_rep(t, 1, m){
_rep(i, 0, 1){
char ch[5]; scanf("%s", ch);
_rep(j, 0, 1) a[i][j] = ch[j] - '0', a[i][j] ^= 1;
}
st |= 1 << code();
}
writeln(f[st]);
}
return 0;
}
Details
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Test #1:
score: 0
Time Limit Exceeded
input:
2 1000 100 10 1 4 10 00 01 00 00 10 00 01 1 11 11