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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#570543#9319. Bull FarmBlueqwqWA 270ms68504kbC++206.6kb2024-09-17 16:25:172024-09-17 16:25:22

Judging History

你现在查看的是最新测评结果

  • [2024-09-17 16:25:22]
  • 评测
  • 测评结果:WA
  • 用时:270ms
  • 内存:68504kb
  • [2024-09-17 16:25:17]
  • 提交

answer

#include <bits/stdc++.h>
#define int long long
using namespace std;
const int N = 2010;
const int Q = 1000010;
const int mod = 998244353;
const bool multiTest = 1;
// head
    bool memoryStart;
    #define rep0(n)          for(int i = (1), _Lim = (n); i <= _Lim; i++)
    #define rep1(i, n)       for(int i = (1), _Lim = (n); i <= _Lim; i++)
    #define rep2(i, l, r)    for(int i = (l), _Lim = (r); i <= _Lim; i++)
    #define rep3(i, r, l, _) for(int i = (r), _Lim = (l); i >= _Lim; i--)
    #define M5(this, def, from, xy, orz, ...) orz
    #define do(args...) M5(args, rep3, rep2, rep1, rep0)(args)
    using ll = long long;
    using ull = unsigned long long;
    const int INF = 0x3f3f3f3f;
    const ll INFLL = 0x3f3f3f3f3f3f3f3f;
    #define all(g) g.begin(), g.end()
    #define sz(g) (int)(g.size())
    #define bit(x, y) (((x) >> (y)) & 1)
    template <typename T = int> T read(){
        T x = 0; bool f = false; char ch = getchar();
        while(!isdigit(ch)) {if(ch == '-') f = true; ch = getchar();}
        while(isdigit(ch)) {x = (x << 3) + (x << 1) + (ch ^ 48); ch = getchar();}
        return f ? -x : x;
    }
    template <typename T> void write(T x, char ed = '\n') {
        if(x < 0) putchar('-'), x = -x;
        static int _Num[30], _Nm = 0;
        do _Num[++_Nm] = x % 10, x /= 10; while(x);
        while(_Nm) putchar(_Num[_Nm--] ^ 48);
        putchar(ed);
    }
    template <typename T> void read(T& a) {a = read<T>();}
    template <typename T, typename... Tp> void read(T& a, Tp&... Args) {a = read<T>(); read(Args...);}
    template <typename T, typename... Tp> void write(T a, Tp... Args) {write(a, ' '); write(Args...);}
    mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
    int rnd(int l, int r) {return rng() % (r - l + 1) + l;}
    int qpow(int a, int b, int md = mod) {int res = 1; for(; b; b >>= 1, a = a * a % md) (b & 1) && (res = res * a % md, true); return res;}
struct Query {
    int a, b, c, id;
    bool operator < (const Query ano) const {
        return c < ano.c;
    }
} qry[Q];
bool ans[Q];
int n, m, q;
int t[N][N];
char s[N << 1];
int fa[N];
bitset<N> g[N];
int find(int x) {
    if(fa[x] == x) return x;
    g[fa[x]] |= g[x];
    return fa[x] = find(fa[x]);
}
void merge(int u, int v) {
    // cerr << "Merge : " << u << ' ' << v << '\n';
    u = find(u); v = find(v);
    if(u == v) return;
    fa[u] = v; g[v] |= g[u];
    for(int k = 1; k <= n; k++)
        if(g[k][u]) g[k] |= g[v];
}
int decode(char a, char b) {
    return (a - 48) * 50 + (b - 48);
}
int deg[N];
bool vis[N];
vector<int> cur;
void dfs(int u, int id) {
    if(vis[u]) return;
    vis[u] = true;
    cur.push_back(u);
    dfs(t[id][u], id);
}
void addedge(int u, int v) {
    // cerr << "Add : " << u << ' ' << v << '\n';
    u = find(u); v = find(v);
    if(u == v) return;
    g[u][v] = true;
    for(int k = 1; k <= n; k++)
        if(g[k][u]) g[k] |= g[v];
}
void add(int k) {
    for(int i = 1; i <= n; i++)
        deg[i] = 0;
    for(int i = 1; i <= n; i++)
        deg[t[k][i]]++;
    bool flg1 = true;
    vector<int> deg0, deg2;
    for(int i = 1; i <= n; i++) {
        if(deg[i] != 1) flg1 = false;
        if(deg[i] == 0) deg0.push_back(i);
        if(deg[i] == 2) deg2.push_back(i);
    }
    if(flg1) {
        for(int i = 1; i <= n; i++)
            vis[i] = false;
        for(int i = 1; i <= n; i++) if(!vis[i]) {
            cur.clear();
            dfs(i, k);
            for(int j = 0; j < (int)(cur.size() - 1); j++)
                merge(cur[j], cur[j + 1]);
        }
    } else if(deg0.size() == 1 && deg2.size() == 1) {
        vector<int> in;
        for(int i = 1; i <= n; i++)
            if(t[k][i] == deg2[0]) in.push_back(i);
        addedge(in[0], deg0[0]);
        addedge(in[1], deg0[0]);
    }
}
void init() {}
void clear() {}
void solve() {
    read(n, m, q);
    for(int i = 1; i <= n; i++) {
        for(int j = 1; j <= n; j++)
            g[i][j] = false;
        fa[i] = i, g[i][i] = true;
    }
    for(int i = 1; i <= q; i++)
        ans[i] = false;
    for(int i = 1; i <= m; i++) {
        scanf("%s", s + 1);
        for(int j = 1; j <= n; j++)
            t[i][j] = decode(s[j + j - 1], s[j + j]);
    }
    for(int i = 1; i <= q; i++) {
        scanf("%s", s + 1);
        qry[i].id = i;
        qry[i].a = decode(s[1], s[2]);
        qry[i].b = decode(s[3], s[4]);
        qry[i].c = decode(s[5], s[6]);
    }
    sort(qry + 1, qry + q + 1);
    int cc = 0;
    for(int i = 1; i <= q; i++) {
        while(cc < qry[i].c) add(++cc);
        if(g[find(qry[i].a)][find(qry[i].b)]) ans[qry[i].id] = true;
    }
    for(int i = 1; i <= q; i++)
        putchar(ans[i] ? '1' : '0');
    puts("");
}
// void sol2(bool out) {
//     read(n, m, q);
//     if(out) write(n, m, q);
//     for(int i = 1; i <= n; i++) {
//         for(int j = 1; j <= n; j++)
//             g[i][j] = false;
//         fa[i] = i, g[i][i] = true;
//     }
//     for(int i = 1; i <= q; i++)
//         ans[i] = false;
//     for(int i = 1; i <= m; i++) {
//         scanf("%s", s + 1);
//         if(out) printf("%s\n", s + 1);
//         for(int j = 1; j <= n; j++)
//             t[i][j] = decode(s[j + j - 1], s[j + j]);
//     }
//     for(int i = 1; i <= q; i++) {
//         scanf("%s", s + 1);
//         if(out) printf("%s\n", s + 1);
//         qry[i].id = i;
//         qry[i].a = decode(s[1], s[2]);
//         qry[i].b = decode(s[3], s[4]);
//         qry[i].c = decode(s[5], s[6]);
//     }
//     sort(qry + 1, qry + q + 1);
//     int cc = 0;
//     for(int i = 1; i <= q; i++) {
//         while(cc < qry[i].c) add(++cc);
//         if(g[find(qry[i].a)][find(qry[i].b)]) ans[qry[i].id] = true;
//     }
//     // if(out) {
//     //     write(n, m, q);
//     //     for(int i = 1; i <= m; i++)
//     //         for(int j = 1; j <= n; j++)
//     //             write(t[i][j], " \n"[j == n]);
//     //     for(int i = 1; i <= q; i++)
//     //         write(qry[i].a, qry[i].b, qry[i].c);
//     // }
// }
// // 00010110011001100000
bool memoryEnd;
signed main() {
    #ifdef LOCAL
    freopen("input.in", "r", stdin);
    freopen("output.out", "w", stdout);
    #endif
    init(); int t = 1;
    if(multiTest) t = read();
    // if(t == 400) {
    //     for(int i = 1; i <= t; i++)
    //         sol2(i == 64);
    // } else {
        while(0 > ~ -- t) clear(), solve();
    // }
    fprintf(stderr, "Memory : %.2lfMB, Time : %.2lfs\n", abs(&memoryStart - &memoryEnd) / 1048576.0, clock() * 1.0 / CLOCKS_PER_SEC);
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 6268kb

input:

2
5 2 4
0305040201
0404040404
030300
020500
050102
020501
6 2 4
030603010601
010203060504
030202
060402
050602
060401

output:

1011
0100

result:

ok 2 lines

Test #2:

score: 0
Accepted
time: 1ms
memory: 8036kb

input:

1
3 3 6
020202
030301
030201
020102
030203
010201
010303
020303
010202

output:

010101

result:

ok single line: '010101'

Test #3:

score: 0
Accepted
time: 75ms
memory: 6300kb

input:

200
10 10 5000
01060:04020305080709
0103070:060204050908
09070503080401060:02
050308010204090:0607
03010502040607080:09
03080109020504060:07
06050:09040302080107
07080305010409060:02
030809010:0204060507
0:060908070201050304
060700
090:03
09080:
070405
010703
0:0100
080601
030600
070206
0:0:09
08040...

output:

011110001101101111111111111111111101111111110111011110110110111011010111111111111111111101111111111110111111110111111111111101111111111110111111111111111111110001100111111111111111111111111011101111111111111111111111111111111111111111011011110100111110111111110111111100111111101110111111111101111110...

result:

ok 200 lines

Test #4:

score: 0
Accepted
time: 85ms
memory: 37520kb

input:

1
2000 1 1000000
M=:]A@8UAY7W2JJ4KEHIA[HSCQ1ENSC`JXR;F3PJ:_@41P9Z=9HR8P<<:DUXRR9^WOQFL?NZP6S@=J0^WE32=6;\U0?88]Q_RNPUMT6YU<4<S]H?:7OCQYOT4YAV1^764ENWSDBED>M7A:BI>KSIR48JQ9B=N\5T3N4A2aF0@>3TI81<G7;YE>W`NMP<:IT4CI3D0=GZC3I\CLQJQBA9BDIS9SAM55KaVA<Z@D=>:Y?CQHUQ5U3a6UVI8OKX9_FAF^7=5M85;<0;8YPAM<7Z7PP7A=N...

output:

000101000101100010001000000010010110000001000001001100000000010000100001000000101100000000010000001000000001110000010110100000111100100000001000000000011001010001000001001000100000000100011001100110010000010000101100000011111000000010000101010010000000010101000001010111100000100000000000000101000100...

result:

ok single line: '000101000101100010001000000010...0101000101000000000010101001000'

Test #5:

score: 0
Accepted
time: 260ms
memory: 68136kb

input:

1
2000 2000 1000000
FVAaH7GRPO;_11Da5J18@3SMG==\G8E8S^6:M4L0JH>MN5IXT>2<7WJ3U8LVJS=;;3F13>0D0>VOIIU@EPHG6ABL6;K?T1PXDERLG07]5C9^GDKG<SBMIW;`4W8P3=469TIPKH0O34523_J5C2MJ17D25Z@=K8H@M>WK<CMK7EO]BPD7B6AW741J5YIHIa1:ERSG>L3N2^F3<4F`DLE@2AA5=8GZK6:192FB736[WMV7:^DA2C:<LK040VJBM3M]WXU50`407TR_?PLF@5VL7OSL...

output:

111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111011111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...

result:

ok single line: '111111111111111111111111111111...1111111111111111111111111111111'

Test #6:

score: 0
Accepted
time: 228ms
memory: 68300kb

input:

1
2000 2000 1000000
0102030405060708090:0;0<0=0>0?0@0A0B0C0D0E0F0G0H0I0J0K0L0M0N0O0P0Q0R0S0T0U0V0W0X0Y0Z0[0\0]0^0_0`0a101112131415161718191:1;1<1=1>1?1@1A1B1C1D1E1F1G1H1I1J1K1L1M1N1O1P1Q1R1S1T1U1V1W1X1Y1Z1[1\1]1^1_1`1a202122232425262728292:2;2<2=2>2?2@2A2B2C2D2E2F2G2H2I2J2K2L2M2N2O2P2Q2R2S2T2U2V2W2X...

output:

000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000...

result:

ok single line: '000000000000000000000000000000...0000000000000000000000000000000'

Test #7:

score: 0
Accepted
time: 228ms
memory: 68504kb

input:

1
2000 2000 1000000
0102030405060708090:0;0<0=0>0?0@0A0B0C0D0E0F0G0H0I0J0K0L0M0N0O0P0Q0R0S0T0U0V0W0X0Y0Z0[0\0]0^0_0`0a101112131415161718191:1;1<1=1>1?1@1A1B1C1D1E1F1G1H1I1J1K1L1M1N1O1P1Q1R1S1T1U1V1W1X1Y1Z1[1\1]1^1_1`1a202122232425262728292:2;2<2=2>2?2@2A2B2C2D2E2F2G2H2I2J2K2L2M2N2O2P2Q2R2S2T2U2V2W2X...

output:

010001100010000000101000000110010001001010101100100100000001000000101010100010000001011111010000000001001000010101011111001010101010100100010001011011000010010100110110000100010110101110000011111101100110010100100101010000100100101110100000000101100010100111000011001110100010001010000101111001101000...

result:

ok single line: '010001100010000000101000000110...1010101000010010101000100000111'

Test #8:

score: 0
Accepted
time: 133ms
memory: 68288kb

input:

1
2000 2000 1000000
0102030405060708090:0;0<0=0>0?0@0A0B0C0D0E0F0G0H0I0J0K0L0M0N0O0P0Q0R0S0T0U0V0W0X0Y0Z0[0\0]0^0_0`0a101112131415161718191:1;1<1=1>1?1@1A1B1C1D1E1F1G1H1I1J1K1L1M1N1O1P1Q1R1S1T1U1V1W1X1Y1Z1[1\1]1^1_1`1a202122232425262728292:2;2<2=2>2?2@2A2B2C2D2E2F2G2H2I2J2K2L2M2N2O2P2Q2R2S2T2U2V2W2X...

output:

011010100000000000000000001000001100000110000000100001010000000000000010001000000100000000000000000000100000100000000001100000100011010000000000000000000000000010000001000000010001100010000100000001000000000010000000000000001000010100000000001000000000000000000000001100010000000000000101000000101010...

result:

ok single line: '011010100000000000000000001000...0000000000000100000010010000100'

Test #9:

score: 0
Accepted
time: 113ms
memory: 68440kb

input:

1
2000 2000 1000000
1REKN]@]>9D9177?6E8DU65LCS>X3Z4KJ47@?R43H8C2ADQ<T[GGCZI]CO4SCDNAVCE534S1;0LV<:F[R`A[=89FL^BYGU7F:NBDD2F3SYLQS[O407E\V>>;EOTL=W8VAYMRO[KHRZ7^F6?:<G4R9O3AVG1\1OER1MKNMG01R?=;SWMP28:X>2=GLC1LSU<VMKQ5?KQAS^4QDTC07TK=R01WL@6596@D5IKT?YG?HaQPP:<12ZUF?GARFKJXC`NFIaJ;SXC:80V1Q@Q;FJV]3XSJ...

output:

111101100101100100000000101000110011010001100000001001101000001000010101010010100111100010100110000001000000011101001010110000101000111000010011110100010101100101011111000010000001100001000011010001101000000010100011000110101001100010111010110011001101110010001110110101000000110111010100001000011001...

result:

ok single line: '111101100101100100000000101000...1100010101000011110011110111100'

Test #10:

score: 0
Accepted
time: 92ms
memory: 66936kb

input:

1
1 2000 1000000
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
01
0...

output:

111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...

result:

ok single line: '111111111111111111111111111111...1111111111111111111111111111111'

Test #11:

score: 0
Accepted
time: 270ms
memory: 68324kb

input:

1
2000 2000 1000000
1ILZ2@SO4;BPWLFN@6HMAVQ]NNKR2NU30EP@3WF73^1BSKIP:VS7KQA>T\T63TAAK]8a4@7F0LD3V4LRN?M105L@>A<5D@S=MI9G9O<7<UQaF61VK;EQBEG`F8DOJ?L67;CL=@Q_IAPU2TP:43=O42I85UC\2L18KKP5MSFX73;\PFCQ:IB9?M<:FI?;N1I1>362O:;:1WQ6=Q7T=RW\WJMTQJ40U6JU>_@H:H6K0Y?[>H@K6@5AG]OEUEH>3G5C@OJ1E8O0CaO68??>A\C`:F8T...

output:

111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...

result:

ok single line: '111111111111111111111111111111...1111111111111111111111111111111'

Test #12:

score: 0
Accepted
time: 206ms
memory: 68160kb

input:

1
2000 2000 1000000
=H=4F4S`A?@V<E8]HBU>190VP7EDDC6EH3P4CP6K2Z3OP@LI<7H`OM:F:=FOH9BW=<1ZGIK^7P0<9RK73Z1EFKO5QC5L25TCV`HT3D@RQ_2GE<SK;_D^0;>FSL5X9_Q0L\L7TW@_ULQE0Z;MG1O:3>F<MX=:V];@=1A@;^V^E\;F:[8S@SFY340R=@Wa8NSMS[UC5KV6JNV3EA<80_;a>`2:>A28OI=EL2?aTDL3WRNY4H8R2aIY14DAHJ>6UIEOS_?=AF6];\BK3]?<TYU5=`3^...

output:

111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...

result:

ok single line: '111111111111111111111111111111...1111111111111111111111111111111'

Test #13:

score: 0
Accepted
time: 83ms
memory: 6296kb

input:

200
10 10 5000
08060705040203010:09
0201090:080706050304
0201050903080:060407
0305010:020706090804
030901080:0706040205
0509070:010803060204
0:060709080203050401
0309010806050:040207
020106090703050:0408
0603020908010:050407
020700
080907
020305
070407
050509
080502
010100
020206
050809
0:0807
02040...

output:

011111111111111111101111111111111111111111111111101011111011111110111010111111111111110111111111111111111011101111111111111010110011011111111111111111011001110110101111110100111101111101101111011111111111111111111110011111110011111110111111101111111110111100111111111111111111111111111111111101011111...

result:

ok 200 lines

Test #14:

score: 0
Accepted
time: 68ms
memory: 5928kb

input:

400
5 5 2500
0405020501
0404050302
0105050105
0304010205
0402030205
040200
010203
040203
030503
050201
010502
010505
030304
020504
050503
050105
030101
020403
030403
030200
010500
050500
030403
050101
040205
030501
010503
050400
030505
040303
050101
020101
050502
020104
050101
040503
010205
050404
0...

output:

000000010100000010010000100110000010010000100000100110011000100110101000010000010010010111000000011000001000000010000011010000000110000110010100101011010010110100011000000010011010110000100110111000000101001010010100010000111101011010111101001100000011100001000000000000111000000001100010001100010000...

result:

ok 400 lines

Test #15:

score: -100
Wrong Answer
time: 97ms
memory: 10528kb

input:

20
100 100 50000
1C0=0Z1Y1A1V0U1]0M0\1:0H0a0F1J141B120T06031S1F05151H0`1Q0]0^0R0A1W0E0J1X1a0G0?1@1=0S1<0O1_0X04011N1D090D0:0L0V1^0Q0[190B071G0P0217081M0N0Y1I0@1T1O1E1[0>0I1\1>1U1L1?200_131K0Z0W181;1R0K0<1P0C1011161`0;
1K0E0@1a0Y0K1V1\0403121L0a0R0D1H1Z0[0Z0S200<1I1A0W1B0?1N1W1C0P0N0Q150C080`100_0516...

output:

001101110111011111111101110111111111110111111111111111011111111111111111111111111011111111111111110111011111111111111111110111111111011111111111110111111111111111111111111111111111111111111111011011111111101011111111111111111111011110111110111111111111011111111111101101111101111111111111111111111111...

result:

wrong answer 2nd lines differ - expected: '111011110111110111100111111011...1011110111100111100011111111111', found: '111011110111110111100111111011...1011110111100111100011111111111'