QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#346246 | #8330. Count off 3 | Qingyu | AC ✓ | 168ms | 3856kb | C++ | 5.4kb | 2024-03-08 06:04:33 | 2024-03-10 15:17:34 |
This submission is the standard solution.
Judging History
answer
#include<bits/stdc++.h>
//#pragma gcc optimize(3)
#define gc getchar()
//char buf[100000],*buff = buf + 100000;
//#define gc ((buff == buf + 100000 ? (fread(buf,1,100000,stdin),buff = buf) : 0),*(buff++))
#define pc putchar
//char bfu[10000000],*bfuu = bfu;
//#define pc(x) (*(bfuu++) = x)
#define li long long
#define uli unsigned li
#define fi first
#define se second
#define pb push_back
#define mp make_pair
#define pii pair<int,int>
#define md int mid = l + r >> 1
#define ls q << 1
#define rs q << 1 | 1
#define ln ls,l,mid
#define rn rs,mid + 1,r
using namespace std;
//const int mo = 998244353;
const int mo = 1000000007;
inline li read(){
li x = 0;
int y = 0,c = gc;
while(c < '0' || c > '9') y = c,c = gc;
while(c >= '0' && c <= '9') x = x * 10 + c - '0',c = gc;
return y == '-' ? -x : x;
}
inline void prt(li x){
if(x >= 10) prt(x / 10);
pc(x % 10 + '0');
}
inline void print(li x){
if(x < 0) pc('-'),x = -x;
prt(x);
}
inline void file(char *s){
char c[50];
sprintf(c,"%s.in",s);
freopen(c,"r",stdin);
sprintf(c,"%s.out",s);
freopen(c,"w",stdout);
}
li s1 = 19260817,s2 = 23333333,s3 = 998244853,srd;
inline li rd(){
return srd = (srd * s1 + s2 + rand()) % s3;
}
int t,n,mi[10],ni[] = {0,1,4,5,2,3,6};
string s;
#define clr(x) memset(x,0,sizeof(x))
struct node{
li f[7][7][7];
li s1[7][7],s2[7][7],s3[7][7],s12[7],s13[7],s23[7],s123;
void clear(){
clr(f);clr(s1);clr(s2);clr(s3);clr(s12);clr(s13);clr(s23);s123 = 0;
}
void gets(){
clr(s1);clr(s2);clr(s3);clr(s12);clr(s13);clr(s23);s123 = 0;
for(int i = 0;i < 7;++i){
for(int j = 0;j < 7;++j){
for(int k = 0;k < 7;++k){
li x = (f[i][j][k] %= mo);
s1[j][k] += x;s2[i][k] += x;s3[i][j] += x;
s12[k] += x;s13[j] += x;s23[i] += x;
s123 += x;
}
}
}
s123 %= mo;
for(int i = 0;i < 7;++i){
s12[i] %= mo;s13[i] %= mo;s23[i] %= mo;
for(int j = 0;j < 7;++j){
s1[i][j] %= mo;s2[i][j] %= mo;s3[i][j] %= mo;
}
}
}
}f[2];
inline li getf(node &fj,int p11,int p12,int p21,int p22,int p31,int p32){
li ans = fj.s123 - fj.s23[p11] - fj.s13[p21] - fj.s12[p31]
+ fj.s3[p11][p21] + fj.s2[p11][p31] + fj.s1[p21][p31] - fj.f[p11][p21][p31];
if(~p12) ans += -fj.s23[p12] + fj.s3[p12][p21] + fj.s2[p12][p31] - fj.f[p12][p21][p31];
if(~p22) ans += -fj.s13[p22] + fj.s3[p11][p22] + fj.s1[p22][p31] - fj.f[p11][p22][p31];
if(~p32) ans += -fj.s12[p32] + fj.s2[p11][p32] + fj.s1[p21][p32] - fj.f[p11][p21][p32];
if((~p12) && (~p22)) ans += fj.s3[p12][p22] - fj.f[p12][p22][p31];
if((~p12) && (~p32)) ans += fj.s2[p12][p32] - fj.f[p12][p21][p32];
if((~p22) && (~p32)) ans += fj.s1[p22][p32] - fj.f[p11][p22][p32];
if((~p12) && (~p22) && (~p32)) ans -= fj.f[p12][p22][p32];
return ans % mo;
}
li work(node &fo,node &fj,int o1,int o2,int o3,int j1,int j2,int j3){
//cerr<<o1<<" "<<o2<<" "<<o3<<" "<<j1<<" "<<j2<<" "<<j3<<endl;
int i,j,k;
/*
for(i = 0;i < 7;++i){
for(j = 0;j < 7;++j){
for(k = 0;k < 7;++k) cerr<<fj.f[i][j][k]<<" ";
cerr<<endl;
}
cerr<<endl;
}
*/
int p11,p12,p21,p22,p31,p32;
li ans = 0;
for(i = 0;i < 7;++i){
p11 = (77 - i - o1 - j1) * ni[1] % 7;
p12 = (77 + i + o1 - j1) * ni[1] % 7;
if(p11 == p12) p12 = -1;
for(j = 0;j < 7;++j){
p21 = (77 - j * 4 - o2 - j2) * ni[2] % 7;
p22 = (77 + j * 4 + o2 - j2) * ni[2] % 7;
if(p21 == p22) p22 = -1;
for(k = 0;k < 7;++k){
p31 = (77 - k * 9 - o3 - j3) * ni[3] % 7;
p32 = (77 + k * 9 + o3 - j3) * ni[3] % 7;
if(p31 == p32) p32 = -1;
//if(fo.f[i][j][k]) cerr<<i<<" "<<j<<" "<<k<<": "<<p11<<" "<<p12<<" "<<p21<<" "<<p22<<" "<<p31<<" "<<p32<<endl;
(ans += fo.f[i][j][k] * getf(fj,p11,p12,p21,p22,p31,p32)) %= mo;
}
}
}
return (ans % mo + mo) % mo;
}
int main(){
srand(time(0));rd();
//file("");
int i,j,k,l;
mi[0] = 1;for(i = 1;i <= 6;++i) mi[i] = mi[i - 1] * 7;
//t = 10;
t = read();
while(t--){
cin>>s;
n = s.size();
//n = rd() % 1000 + 9000;
//cerr<<n<<endl;
//s.clear();
//s += '1';
//for(i = 1;i < n;++i) s += rd() % 2 + '0';
f[0].clear();f[1].clear();
f[1].f[0][0][0] = 1;f[1].gets();
li ans = 0;
int j1 = 0,j2 = 0,j3 = 0,o1 = 0,o2 = 0,o3 = 0;
int p2 = 1,p3 = 1;
for(i = 0;i < n;++i){
if(s[n - i - 1] == '1'){
if(i & 1){
(++j1) %= 7;(j2 += p2) %= 7;(j3 += p3) %= 7;
}
else{
(++o1) %= 7;(o2 += p2) %= 7;(o3 += p3) %= 7;
}
}
(p2 *= 2) %= 7;(p3 *= 3) %= 7;
}
if(s[n - 1] == '1'){
if((o1 + j1) % 7 && (o2 + j2) % 7 && (o3 + j3) % 7
&& (o1 - j1) % 7 && (o2 - j2) % 7 && (o3 - j3) % 7){
++ans;
}
}
else{
(++o1) %= 7;(++o2) %= 7;(++o3) %= 7;
}
//cerr<<o1<<" "<<o2<<" "<<o3<<" "<<j1<<" "<<j2<<" "<<j3<<endl;
p2 = 2;p3 = 3;
for(i = 1;i < n;++i){
//cerr<<i<<":::"<<endl;
if(i % 2 == 0){
f[0] = f[1];f[1].clear();
for(j = 0;j < 7;++j){
for(k = 0;k < 7;++k){
for(l = 0;l < 7;++l){
li val = f[0].f[j][k][l];
int p1 = j,p2 = k * 4 % 7,p3 = l * 9 % 7;
f[1].f[p1][p2][p3] += val;
(++p1) %= 7;(++p2) %= 7;(++p3) %= 7;
f[1].f[p1][p2][p3] += val;
}
}
}
f[1].gets();
}
if(s[n - i - 1] == '1'){
if(i & 1){
(j1 += 6) %= 7;(j2 += 7 - p2) %= 7;(j3 += 7 - p3) %= 7;
}
else{
(o1 += 6) %= 7;(o2 += 7 - p2) %= 7;(o3 += 7 - p3) %= 7;
}
ans += work(f[i & 1],f[1],o1,o2,o3,j1,j2,j3);
ans %= mo;
}
(p2 *= 2) %= 7;(p3 *= 3) %= 7;
}
print(ans);pc('\n');
}
//fwrite(bfu,1,bfuu - bfu,stdout);
//cerr<<clock()<<endl;
return 0;
}
这程序好像有点Bug,我给组数据试试?
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3780kb
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: 3ms
memory: 3600kb
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: 51ms
memory: 3692kb
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: 88ms
memory: 3856kb
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: 108ms
memory: 3716kb
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: 121ms
memory: 3768kb
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: 130ms
memory: 3724kb
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: 133ms
memory: 3772kb
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: 141ms
memory: 3784kb
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: 149ms
memory: 3840kb
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: 147ms
memory: 3652kb
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: 148ms
memory: 3796kb
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: 153ms
memory: 3772kb
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: 156ms
memory: 3712kb
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: 153ms
memory: 3840kb
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: 157ms
memory: 3688kb
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: 160ms
memory: 3712kb
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: 165ms
memory: 3772kb
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: 166ms
memory: 3844kb
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: 168ms
memory: 3716kb
input:
10 1 11010100111111001011 1000011001001001110110101001100001001101001001010010101010001110011001001000000000110001100110001110110111010100101011011001100101001110111001101101000111101100010110101100101110111101000101111010100110001011110111000110000110110111011101110010010011010001110101010110010000...
output:
1 183823 238142747 846693477 959968477 260267123 642987070 779134130 951392182 679687101
result:
ok 10 numbers
Extra Test:
score: 0
Extra Test Passed