QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#408755 | #8330. Count off 3 | 514imba | TL | 1248ms | 40300kb | C++11 | 3.9kb | 2024-05-10 23:08:06 | 2024-05-10 23:08:06 |
Judging History
answer
#include<bits/stdc++.h>
#define FOR(i,a,b) for(int i=a;i<=b;i++)
#define ROF(i,a,b) for(int i=a;i>=b;i--)
#define pb push_back
#define fi first
#define se second
#define Mp make_pair
using namespace std;
typedef long long ll;
int rd() {
int r=0; bool w=false; char ch=getchar();
while( ch < '0' || ch > '9' ) w = !(ch^45), ch = getchar();
while( ch >= '0' && ch <= '9' ) r = (r<<1) + (r<<3) + (ch^48), ch = getchar();
return w ? -r : r;
}
#define MAXL 10000
const int mod = 1e9+7;
const int ft[3][3] = {
{1,1,1},
{1,4,2},
{1,2,4}
}, gt[3][3] = {
{1,1,1},
{2,1,4},
{3,6,5}
};
void add( int &a , int b ) { a = (a + b) % mod; a = (a + mod)%mod; }
int quick_pow( int a , int p , int m ) {
if( m == 7 ) p %= 6;
int ret = 1;
for(;p;p>>=1) {
if( p&1 ) ret = 1ll * ret * a % m;
a = a * a % m;
}
return ret;
}
int n;
int f[MAXL+5][7][7][7], g[MAXL+5][7][7][7];
int sf[MAXL+5], sf1[MAXL+5][3][7], sf2[MAXL+5][3][7][7];
char s[MAXL+5];
int a[7];
int mod7( int x ) { return (x%7+7)%7; }
int dfs( int len ) {
if( len == 0 ) return 0;
int ret = 0;
if( s[len] == '1' ) {
int lenf = len / 2, leng = (len - 1) / 2;
// FOR(i1,0,6) FOR(j1,0,6) FOR(k1,0,6) FOR(i2,0,6) FOR(j2,0,6) FOR(k2,0,6) if( f[lenf][i1][j1][k1] && g[leng][i2][j2][k2] ) {
// if( (i1 + i2 + a[1]) % 7 == 0 || (j1 + j2 + a[2]) % 7 == 0 || (k1 + k2 + a[3]) % 7 == 0 ||
// (i1 - i2 + a[6] + 7) % 7 == 0 || (j1 - j2 + a[5] + 7) % 7 == 0 || (k1 - k2 + a[4] + 7) % 7 == 0 ) continue;
// ret = (ret + 1ll * f[lenf][i1][j1][k1] * g[leng][i2][j2][k2]) % mod;
// }
FOR(i2,0,6) FOR(j2,0,6) FOR(k2,0,6) {
int now = sf[lenf];
int i[3] = {1,mod7(-a[1]-i2)}, j[3] = {1,mod7(-a[2]-j2)}, k[3] = {1,mod7(-a[3]-k2)};
if( mod7(-a[1]-i2) != mod7(-a[6]+i2) ) i[++i[0]] = mod7(-a[6]+i2);
if( mod7(-a[2]-j2) != mod7(-a[5]+j2) ) j[++j[0]] = mod7(-a[5]+j2);
if( mod7(-a[3]-k2) != mod7(-a[4]+k2) ) k[++k[0]] = mod7(-a[4]+k2);
FOR(d,1,i[0]) add( now , -sf1[lenf][0][i[d]] );
FOR(d,1,j[0]) add( now , -sf1[lenf][1][j[d]] );
FOR(d,1,k[0]) add( now , -sf1[lenf][2][k[d]] );
FOR(d1,1,i[0]) FOR(d2,1,j[0]) add( now , sf2[lenf][0][i[d1]][j[d2]] );
FOR(d1,1,i[0]) FOR(d2,1,k[0]) add( now , sf2[lenf][1][i[d1]][k[d2]] );
FOR(d1,1,j[0]) FOR(d2,1,k[0]) add( now , sf2[lenf][2][j[d1]][k[d2]] );
FOR(d1,1,i[0]) FOR(d2,1,j[0]) FOR(d3,1,k[0]) add( now , -f[lenf][i[d1]][j[d2]][k[d3]]);
add( ret , 1ll * now * g[leng][i2][j2][k2] % mod );
}
FOR(i,1,6) a[i] = (a[i] + quick_pow(i,len-1,7)) % 7;
}
return (ret + dfs(len-1)) % mod;
}
void solve() {
scanf("%s",s+1); n = strlen(s+1); reverse(s+1,s+1+n);
int c = 1; FOR(i,1,n) {
int e = (s[i] - '0') ^ c;
c = (s[i] - '0') & c; s[i] = '0' + e;
} if( c ) s[++n] = '1';
memset(a,0,sizeof(a));
int tmp = dfs(n);
printf("%d\n",(tmp%mod+mod)%mod);
return;
}
int main() {
// freopen("test.txt","r",stdin);
f[1][1][1][1] = g[0][0][0][0] = 1;
FOR(j,0,6) FOR(k,0,6) FOR(l,0,6)
add( sf[1] , f[1][j][k][l] ),
add( sf2[1][0][j][k] , f[1][j][k][l] ),
add( sf2[1][1][j][l] , f[1][j][k][l] ),
add( sf2[1][2][k][l] , f[1][j][k][l] ),
add( sf1[1][0][j] , f[1][j][k][l] ),
add( sf1[1][1][k] , f[1][j][k][l] ),
add( sf1[1][2][l] , f[1][j][k][l] );
FOR(i,2,MAXL) {
FOR(j,0,6) FOR(k,0,6) FOR(l,0,6)
f[i][j][k][l] = (f[i-1][j][k][l] + f[i-1][(j-ft[0][(i-1)%3]+7)%7][(k-ft[1][(i-1)%3]+7)%7][(l-ft[2][(i-1)%3]+7)%7]) % mod,
add( sf[i] , f[i][j][k][l] ),
add( sf2[i][0][j][k] , f[i][j][k][l] ),
add( sf2[i][1][j][l] , f[i][j][k][l] ),
add( sf2[i][2][k][l] , f[i][j][k][l] ),
add( sf1[i][0][j] , f[i][j][k][l] ),
add( sf1[i][1][k] , f[i][j][k][l] ),
add( sf1[i][2][l] , f[i][j][k][l] );
}
FOR(i,1,MAXL)
FOR(j,0,6) FOR(k,0,6) FOR(l,0,6)
g[i][j][k][l] = (g[i-1][j][k][l] + g[i-1][(j-gt[0][(i-1)%3]+7)%7][(k-gt[1][(i-1)%3]+7)%7][(l-gt[2][(i-1)%3]+7)%7]) % mod;
int t = rd(); while( t-- ) solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 85ms
memory: 37204kb
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: 82ms
memory: 37408kb
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: 155ms
memory: 40164kb
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: 450ms
memory: 40072kb
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: 653ms
memory: 40136kb
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: 787ms
memory: 40160kb
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: 875ms
memory: 40220kb
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: 915ms
memory: 40300kb
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: 987ms
memory: 40060kb
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: 1067ms
memory: 40104kb
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: 1083ms
memory: 40080kb
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: 1083ms
memory: 40212kb
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: 1104ms
memory: 40116kb
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: 1127ms
memory: 40228kb
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: 1153ms
memory: 40212kb
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: 1133ms
memory: 40104kb
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: 1178ms
memory: 40224kb
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: 1207ms
memory: 40248kb
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: 1224ms
memory: 40072kb
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: 1248ms
memory: 40208kb
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...