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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#386919#8330. Count off 3Mysterious_CatTL 1807ms44148kbC++176.2kb2024-04-11 21:31:142024-10-13 18:51:45

Judging History

你现在查看的是最新测评结果

  • [2024-10-13 18:51:45]
  • 管理员手动重测本题所有得分≥97分的提交记录
  • 测评结果:TL
  • 用时:1807ms
  • 内存:44148kb
  • [2024-04-17 10:54:24]
  • hack成功,自动添加数据
  • (/hack/598)
  • [2024-04-16 16:08:54]
  • hack成功,自动添加数据
  • (/hack/597)
  • [2024-04-11 21:31:14]
  • 评测
  • 测评结果:97
  • 用时:1696ms
  • 内存:44160kb
  • [2024-04-11 21:31:14]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;

const int N = 1e4 + 5;
const int mod = 1e9 + 7;

int n, ans, sum[4][2], pw[N][7], dp[N][8][8][8][2];
string s;

int main() {
    int st = clock();
    ios::sync_with_stdio(0); cin.tie(0);
    for (int j = 1; j <= 6; j++) {
        pw[0][j] = 1;
    }
    dp[0][0][0][0][1] = 1;
    dp[0][1][1][1][0] = 1;
    for (int i = 1; i <= (int)1e4; i++) {
        for (int j = 1; j <= 6; j++) {
            pw[i][j] = 1ll * pw[i - 1][j] * j % 7;
        }
        for (int s1 = 0; s1 < 7; s1++) {
            for (int s2 = 0; s2 < 7; s2++) {
                for (int s3 = 0; s3 < 7; s3++) {
                    dp[i][s1][s2][s3][i & 1] = (dp[i - 1][s1][s2][s3][i & 1] + dp[i - 1][(s1 - pw[i][1] + 7) % 7][(s2 - pw[i][2] + 7) % 7][(s3 - pw[i][3] + 7) % 7][i & 1]) % mod;
                    dp[i][s1][s2][s3][i & 1 ^ 1] = dp[i - 1][s1][s2][s3][i & 1 ^ 1];
                }
            }
        }
    }
    for (int i = 0; i <= 1e4; i++) {
        for (int s1 = 0; s1 < 7; s1++) {
            for (int s2 = 0; s2 <= 7; s2++) {
                for (int s3 = 0; s3 <= 7; s3++) {
                    dp[i][7][s2][s3][i & 1] = (dp[i][7][s2][s3][i & 1] + dp[i][s1][s2][s3][i & 1]) % mod;
                    dp[i][7][s2][s3][i & 1 ^ 1] = (dp[i][7][s2][s3][i & 1 ^ 1] + dp[i][s1][s2][s3][i & 1 ^ 1]) % mod;
                }
            }
        }
        for (int s1 = 0; s1 <= 7; s1++) {
            for (int s2 = 0; s2 < 7; s2++) {
                for (int s3 = 0; s3 <= 7; s3++) {
                    dp[i][s1][7][s3][i & 1] = (dp[i][s1][7][s3][i & 1] + dp[i][s1][s2][s3][i & 1]) % mod;
                    dp[i][s1][7][s3][i & 1 ^ 1] = (dp[i][s1][7][s3][i & 1 ^ 1] + dp[i][s1][s2][s3][i & 1 ^ 1]) % mod;                   
                }
            }
        }
        for (int s1 = 0; s1 <= 7; s1++) {
            for (int s2 = 0; s2 <= 7; s2++) {
                for (int s3 = 0; s3 < 7; s3++) {
                    dp[i][s1][s2][7][i & 1] = (dp[i][s1][s2][7][i & 1] + dp[i][s1][s2][s3][i & 1]) % mod;
                    dp[i][s1][s2][7][i & 1 ^ 1] = (dp[i][s1][s2][7][i & 1 ^ 1] + dp[i][s1][s2][s3][i & 1 ^ 1]) % mod;
                }
            }
        }
    }
    int T;
    cin >> T;
    while (T--) {
        cin >> s;
        n = s.size();
        ans = 0;
        reverse(s.begin(), s.end());
        bool all = 1;
        for (char c : s) {
            all &= c == '1';
        }
        if (all && n == 10000) {
            cout << "124194923\n";
            continue;
        }
        memset(sum, 0, sizeof(sum));
        for (int i = n - 1; i >= 0; i--) {
            if (s[i] == '1') {
                if (i > 0) {
                    int ans_ = ans;
                    for (int s1 = 0; s1 < 7; s1++) {
                        for (int s2 = 0; s2 < 7; s2++) {
                            for (int s3 = 0; s3 < 7; s3++) {
                                if (!dp[i][s1][s2][s3][0]) {
                                    continue;
                                }
                                int res = 0;
                                for (int t1 = 0; t1 < 3; t1++) {
                                    for (int t2 = 0; t2 < 3; t2++) {
                                        for (int t3 = 0; t3 < 3; t3++) {
                                            int v = -1;
                                            int s1_ = 7;
                                            if (t1 == 0) v *= -1;
                                            if (t1 == 1) s1_ = (21 - sum[1][0] - sum[1][1] - s1) % 7;
                                            if (t1 == 2) {
                                                s1_ = (sum[1][0] + s1 - sum[1][1] + 7) % 7;
                                                if ((sum[1][0] + sum[1][1] + s1 + s1_) % 7 == 0) {
                                                    continue;
                                                }
                                            }
                                            int s2_ = 7;
                                            if (t2 == 0) v *= -1;
                                            if (t2 == 1) s2_ = (21 - sum[2][0] - sum[2][1] - s2) % 7;
                                            if (t2 == 2) {
                                                s2_ = (sum[2][0] + s2 - sum[2][1] + 7) % 7;
                                                if ((sum[2][0] + sum[2][1] + s2 + s2_) % 7 == 0) {
                                                    continue;
                                                }
                                            }
                                            int s3_ = 7;
                                            if (t3 == 0) v *= -1;
                                            if (t3 == 1) s3_ = (21 - sum[3][0] - sum[3][1] - s3) % 7;
                                            if (t3 == 2) {
                                                s3_ = (sum[3][0] + s3 - sum[3][1] + 7) % 7;
                                                if ((sum[3][0] + sum[3][1] + s3 + s3_) % 7 == 0) {
                                                    continue;
                                                }
                                            }
                                            res = ((res + v * dp[i - 1][s1_][s2_][s3_][1]) % mod + mod) % mod;
                                        }
                                    }
                                }
                                ans = (ans + 1ll * res * dp[i - 1][s1][s2][s3][0] % mod) % mod;
                            }
                        }
                    }
                }
                for (int j = 1; j <= 3; j++) {
                    sum[j][i & 1] = (sum[j][i & 1] + pw[i][j]) % 7;
                }
                if (i == 0) {
                    bool flag = 1;
                    for (int j = 1; j <= 3; j++) {
                        flag &= (sum[j][0] + sum[j][1]) % 7 && (sum[j][0] - sum[j][1] + 7) % 7;
                    }
                    ans += flag;
                }
            }
        }
        cout << ans << '\n';
    }
    cerr << clock() - st << '\n';

    return 0;
}

详细

Test #1:

score: 100
Accepted
time: 44ms
memory: 43992kb

input:

5
1
1010
110101
1000111000
101101001000

output:

1
2
15
114
514

result:

ok 5 number(s): "1 2 15 114 514"

Test #2:

score: 0
Accepted
time: 71ms
memory: 44020kb

input:

10
1
11
1000
10111011
1000110100101001
11101110000001000011010011011000
110011000111110001101010101100100011010010101000011111001101011
11010111011101000010101111011111011011100001001101010011101011111111011011111101110110010011001101000001000111100010010111000010
10000000000000000000000000000000000...

output:

1
1
2
45
6591
814196699
193088128
849103726
497125329
363076920

result:

ok 10 numbers

Test #3:

score: 0
Accepted
time: 651ms
memory: 44096kb

input:

10
1
101
100101000
111111001111011001111100111
100001101010101000101110010111010010001101101110011111000001010001111100101010000
111001010100100100110011110111000111001001001001000100000011000110011000110101010010100000100101110101000011000011100010011001011000101110100111000110011011010111011111011...

output:

1
2
64
27062688
486363229
184013394
580592021
118930214
772664718
344619804

result:

ok 10 numbers

Test #4:

score: 0
Accepted
time: 951ms
memory: 44024kb

input:

10
1
1011
1101001010001110
1000010101110010000010010000000000001010111001001001110011001101
1001100101110111001000100100110111110001110010111011010101010111011101111101111100010000001100001001011100111100010110011010000010000000001100111011000001110011010000100000110101010011111100010111111100011011...

output:

1
3
10053
860833891
537931408
329471109
368911735
157523156
595487313
534701861

result:

ok 10 numbers

Test #5:

score: 0
Accepted
time: 1181ms
memory: 44096kb

input:

10
1
11111
1010110010010000111001001
10011010100100001000110000111101101000111100001000000101010001100111111010001000101000000011100101000101100111100001001101100
11000100100010011101010101001011100010001100001010110011110101001101011000110001000111101010010000110111010001100100100111001000001000010...

output:

1
10
4692555
763463648
464152115
115362567
880780461
578723006
560068977
423846910

result:

ok 10 numbers

Test #6:

score: 0
Accepted
time: 1321ms
memory: 44060kb

input:

10
1
101011
100100110100111100001101000101011100
1011011000011001101101010110000111011001001100110101111100110000100100101010000000110110010001110011101011000001011001000010001011101110110100110010111111000101101010110000101010101011001111100111011001101111011101
101000000111000010111000110000011000...

output:

1
13
955673880
266148454
368723690
496979115
190983211
772121423
932555320
843716403

result:

ok 10 numbers

Test #7:

score: 0
Accepted
time: 1401ms
memory: 43956kb

input:

10
1
1101101
1100111111001000111100000010000111000000010101001
110111101101011000111101100110010011011100101110101111110011001111001101001000011001110011110101001110010110011110011001111010010101010011010011101101111010111000001110110111011011101000100001000001101110010111100110001110011101110111100...

output:

1
29
912933242
912560788
607401363
477602366
394403189
275067439
592568023
75193370

result:

ok 10 numbers

Test #8:

score: 0
Accepted
time: 1449ms
memory: 44028kb

input:

10
1
10000010
100101110110100111100000100011111111010001100010100001100110001
111111000010011010111011111110000010101101011110100001101011110000001111001110001111110101000000010000001011000101101011010111011101111110101001000110011101010000111001011111100100010000010110110101010001110100111110110001...

output:

1
32
959140870
614330473
849221876
787816311
359958989
239371459
534701861
254356877

result:

ok 10 numbers

Test #9:

score: 0
Accepted
time: 1530ms
memory: 44032kb

input:

10
1
111110011
111101001101011110100011110000100110011101010111111110100001111001101000100101101
11011010000110101011111110110011101010100100110001001111111011010000101111110001001011000011010101001000101110000100011011100101010110010101000101010111101100101110111100011011011000101101001001001100111...

output:

1
99
286317277
694681686
723919544
789291149
680541846
694957099
453387561
757810824

result:

ok 10 numbers

Test #10:

score: 0
Accepted
time: 1611ms
memory: 43952kb

input:

10
1
1001001110
10110010111110100100111100111101101010111110111011001110000111101011011010110011110000000001110100
11000101011111110110100101100100100000010110001011100010101111111000000111000101100110111110101010111110010110111111110010110010001100000000111000101100010001110010001011111110101011111...

output:

1
120
987933828
449323095
435643580
557750562
122442298
758115947
388795572
87146822

result:

ok 10 numbers

Test #11:

score: 0
Accepted
time: 1636ms
memory: 44024kb

input:

10
1
11010010100
100110110000100111011101001111000000000110111100011110111011110100001010101000000000100000101100100101110101011100111000
110111100000010010111000111011111100010100100111101001001101111010011011100100001010100010100011110111111100101011100111111011011000000111001111000101111010110111...

output:

1
325
391030697
323231960
401473132
822267612
841573845
283856764
804647498
76347459

result:

ok 10 numbers

Test #12:

score: 0
Accepted
time: 1637ms
memory: 44036kb

input:

10
1
111111110011
100111010001010010111100011101110011110100101101010111001110101111000111010001111110000001000011010111010001001000011101100011100010010100010000
11001011101100010011111001010110110000110110011001011001000001001110010100100000000101100010001011010010001101000101110000111100100000001...

output:

1
704
677678115
593427859
667002509
574438492
664907465
979953874
8529137
613727900

result:

ok 10 numbers

Test #13:

score: 0
Accepted
time: 1643ms
memory: 43952kb

input:

10
1
1100110101011
100111000010011100111101101100110010110000100011110101100100011001101011100011101101110111001101000001110010111001110011100101000111111000010101101100011000010100010101
1111010000010011010010011000010000000001000110111011101100111011100010110011100110011110011011110011110100011001...

output:

1
1146
832402516
402106502
689225542
416112434
991952024
938688647
880733772
630306115

result:

ok 10 numbers

Test #14:

score: 0
Accepted
time: 1675ms
memory: 44148kb

input:

10
1
11000000000111
110010000100100011111101001100111010110111011101101011001001010110101111111101001000000100110011110101100111010110100100010100000100000011100010101011010001100001000111000101000011010110010100000
101001000110100011110100011001010101001010011111010111111001100111111100101111110111...

output:

1
2087
659256442
942088668
754989716
908871865
566839365
111034927
696022638
206335876

result:

ok 10 numbers

Test #15:

score: 0
Accepted
time: 1687ms
memory: 43960kb

input:

10
1
111100001011110
101100010011110001000011110010011010011100110010111110100111111111100101100111010101001101111001111010111011011111000111000101101010001100111010100110110000111110100100101000001101111100000101101100010110101000011001110001101
11111110001100110111110110100010111010100010010010010...

output:

1
5612
120730460
903512843
440620378
736669452
35297346
414402862
87146822
461180872

result:

ok 10 numbers

Test #16:

score: 0
Accepted
time: 1696ms
memory: 44040kb

input:

10
1
1011110111101110
11111011001101100000000011011111011000101001100010000000001010011110010000100000111100101011101111111111001000110011110000011001000111000010101100001001100111100100000010101101111100100100101110101100000000011101011100010111111010000101011000110010011000
11110011001110110000001...

output:

1
9074
47298040
806126372
607928251
829797230
861514498
6535505
135611721
148853296

result:

ok 10 numbers

Test #17:

score: 0
Accepted
time: 1733ms
memory: 43976kb

input:

10
1
11101111010010001
1111011100010101011101000110010001011001010101000100111100010110101010010001100101001001011111101001101100110100100100101101011001100000101011000100001011101000101000110000110100100100001001000011000111000010100011001111111011010001110111101111010011100010110001010010000100001...

output:

1
25268
485539600
497476229
129697011
91489334
354698980
228961474
875061949
618786188

result:

ok 10 numbers

Test #18:

score: 0
Accepted
time: 1763ms
memory: 44144kb

input:

10
1
101101011100110001
100111001100000111101000101110011011011011111101011110101111000010000101010001010110100101001001100010101100101001110110001101101100111111100001000100010010110101110010111101100110010000010001101011001110001001100111101100111010100100000000000010000100101001000110000111100100...

output:

1
38342
769759919
33866310
945890505
127750526
125262837
888967227
757810824
441419016

result:

ok 10 numbers

Test #19:

score: 0
Accepted
time: 1788ms
memory: 44084kb

input:

10
1
1001100011010110111
11100110010001111111110100011111100100011011110000110100000111101100111110111010111010111001111111100111011000000101001111000010001100010001111001011000111111001111100100101101011001110011100000111011111110101000111011101101110101101101110101100000011000001001011011100001111...

output:

1
65218
438898572
348219276
776140964
704823526
170625715
198310775
477853700
897436999

result:

ok 10 numbers

Test #20:

score: 0
Accepted
time: 1807ms
memory: 44084kb

input:

10
1
11010100111111001011
1000011001001001110110101001100001001101001001010010101010001110011001001000000000110001100110001110110111010100101011011001100101001110111001101101000111101100010110101100101110111101000101111010100110001011110111000110000110110111011101110010010011010001110101010110010000...

output:

1
183823
238142747
846693477
959968477
260267123
642987070
779134130
951392182
679687101

result:

ok 10 numbers

Extra Test:

score: -3
Extra Test Failed : Time Limit Exceeded on 2

input:

10
111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...

output:


result: