CSES - E4590 2018 5

CSES - E4590 2018 5 - Results

Submission details
Task:	Family chronicle
Sender:	natalia
Submission time:	2018-10-13 15:54:31 +0300
Language:	C++
Status:	READY
Result:	WRONG ANSWER

Test results
test	verdict	time
#1	ACCEPTED	0.02 s	details
#2	ACCEPTED	0.01 s	details
#3	ACCEPTED	0.02 s	details
#4	ACCEPTED	0.03 s	details
#5	ACCEPTED	0.02 s	details
#6	ACCEPTED	0.01 s	details
#7	ACCEPTED	0.03 s	details
#8	ACCEPTED	0.01 s	details
#9	WRONG ANSWER	0.02 s	details
#10	ACCEPTED	0.02 s	details
#11	WRONG ANSWER	0.02 s	details
#12	WRONG ANSWER	0.02 s	details
#13	WRONG ANSWER	0.01 s	details
#14	WRONG ANSWER	0.02 s	details
#15	WRONG ANSWER	0.04 s	details
#16	WRONG ANSWER	0.06 s	details
#17	WRONG ANSWER	0.14 s	details
#18	WRONG ANSWER	0.09 s	details
#19	WRONG ANSWER	0.15 s	details
#20	WRONG ANSWER	0.16 s	details
#21	WRONG ANSWER	0.06 s	details
#22	WRONG ANSWER	0.16 s	details
#23	WRONG ANSWER	0.15 s	details
#24	WRONG ANSWER	0.15 s	details
#25	WRONG ANSWER	0.10 s	details
#26	WRONG ANSWER	0.05 s	details
#27	WRONG ANSWER	0.16 s	details
#28	WRONG ANSWER	0.15 s	details
#29	WRONG ANSWER	0.07 s	details
#30	WRONG ANSWER	0.06 s	details
#31	WRONG ANSWER	0.15 s	details
#32	WRONG ANSWER	0.06 s	details
#33	WRONG ANSWER	0.12 s	details
#34	WRONG ANSWER	0.07 s	details
#35	WRONG ANSWER	0.17 s	details
#36	WRONG ANSWER	0.06 s	details
#37	WRONG ANSWER	0.05 s	details
#38	WRONG ANSWER	0.15 s	details
#39	WRONG ANSWER	0.15 s	details
#40	WRONG ANSWER	0.06 s	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:78:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
        for(int x = 0; x < name_length; x++){
                       ~~^~~~~~~~~~~~~

Code

#include <iostream>
#include <string>
#include <vector>
#include <math.h>

unsigned int simple_hash(std::string str, unsigned int A, unsigned int B){
	unsigned int l = str.length(), hash = 0;
	for(unsigned int i = 0; i < l; i++){
		hash += str[i] * pow(A, (l - i - 1));
		hash %= B;
	}
	return hash;
}

void string_hash_preprocessing(std::string str, unsigned int* h, unsigned int* p, unsigned int A, unsigned int B){
	unsigned int l = str.length();
	h[0] = str[0];
	p[0] = 1;
	for(unsigned int i = 1; i < l; i++){
		h[i] = (h[i - 1] * A + str[i]) % B;
		p[i] = (p[i - 1] * A) % B;
	}
}

unsigned int hash(unsigned int* h, unsigned int* p, unsigned int B,  unsigned int a, unsigned int b){
	if(a == 0){
		return h[b];
	}
	return (h[b] + B - (h[a - 1] * p[b - a + 1]) % B) % B;
}

int main(){
	std::string str;
	std::cin >> str;

	unsigned int n;
	std::cin >> n;

	std::vector<std::string> names;
	for(unsigned int i = 0; i < n; i++){
		std::string name;
		std::cin >> name;
		names.push_back(name);
	}

	const unsigned int l = str.length();
	unsigned int* h = (unsigned int*)malloc(l * sizeof(unsigned int));
	unsigned int* p = (unsigned int*)malloc(l * sizeof(unsigned int));
	const unsigned int A = 3;
	const unsigned int B = 97;

	string_hash_preprocessing(str, h, p, A, B);

	int results[n];
	for(unsigned int i = 0; i < n; i++){
		results[i] = -1;
	}

	for(unsigned int i = 0; i < n; i++){
		if(results[i] == -1){
			unsigned int name_length = names[i].length();

			unsigned int* hashes = (unsigned int*)malloc((l - name_length + 1) * sizeof(unsigned int));
			for(unsigned int j = 0; j < l - name_length + 1; j++){
				hashes[j] = hash(h, p, B, j, j + name_length - 1);
				//std::cout << " hash (" << j << "," << j + name_length << ") = " << hashes[j] << "\n";
			}

			for(unsigned int j = i; j < n; j++){
				if(names[j].length() == name_length){
					results[j] = 0;
					unsigned int my_hash = simple_hash(names[j], A, B);
					//std::cout << "my_hash=" << my_hash << "\n";

					for(unsigned int k = 0; k < l - name_length + 1; k++){
						if(my_hash == hashes[k]){
							bool real_mathch = true;
							for(int x = 0; x < name_length; x++){
								if(names[j][x] != str[k + x]){
									real_mathch = false;
								}
							}
							if(real_mathch){
								results[j] = 1;
								break;
							}
						}
					}
				}
			}
		}
	}


	for(unsigned int i = 0; i < n; i++){
		std::cout << (results[i] == 1 ? "YES" : "NO") << "\n";
	}
	
	return 0;
}

Test details

Test 1

Verdict: ACCEPTED

input
`NOLLFDD 4 D F GD ...` view save

correct output
`YES YES NO YES` view save

user output
`YES YES NO YES` view save

Test 2

Verdict: ACCEPTED

input
`NLHIJHFLL 4 LH IJX U ...` view save

correct output
`YES NO NO NO` view save

user output
`YES NO NO NO` view save

Test 3

Verdict: ACCEPTED

input
`KMLZVXCDAAK 5 CDAA MAZ DA ...` view save

correct output
`YES NO YES NO YES` view save

user output
`YES NO YES NO YES` view save

Test 4

Verdict: ACCEPTED

input
`YSKBJNAQNAXDCJ 6 C YJKB KC ...` view save

correct output
`YES NO NO YES YES ...` view save

user output
`YES NO NO YES YES ...` view save

Test 5

Verdict: ACCEPTED

input
`SUNSZYCIPNOKBKYOSH 6 KEK ZQC E ...` view save

correct output
`NO NO NO YES NO ...` view save

user output
`NO NO NO YES NO ...` view save

Test 6

Verdict: ACCEPTED

input
`PEEKYVCXKPRDFBIQBCMOOD 6 Z I WK ...` view save

correct output
`NO YES NO YES NO ...` view save

user output
`NO YES NO YES NO ...` view save

Test 7

Verdict: ACCEPTED

input
`WFFFWXFWFFXXXFWXWWWFWWFFWFFFWF...` view save

correct output
`YES YES NO YES` view save

user output
`YES YES NO YES` view save

Test 8

Verdict: ACCEPTED

input
`MMWTJEOANERJSZVWPTHGUPBVEIXFUH...` view save

correct output
`YES YES YES NO YES ...` view save

user output
`YES YES YES NO YES ...` view save

Test 9

Verdict: WRONG ANSWER

input
`SXSXXXXXXXXXXXXXSXXXXXXXXXXXXX...` view save

correct output
`YES YES YES YES YES` view save

user output
`YES YES NO NO NO` view save

Test 10

Verdict: ACCEPTED

input
`EWLWHMLGWWLBOZNDUOANXGJUDTFUVJ...` view save

correct output
`YES NO YES YES YES ...` view save

user output
`YES NO YES YES YES ...` view save

Test 11

Verdict: WRONG ANSWER

input
`RRPPRRPPPPPRRPPPPPPPPPPRPRRRPP...` view save

correct output
`YES YES YES YES YES ...` view save

user output
`YES YES YES YES YES ...` view save

Test 12

Verdict: WRONG ANSWER

input
`ZWPOBWAZUUXXOHBHAPPLOOBAHZWPGO...` view save

correct output
`NO YES NO NO YES ...` view save

user output
`NO YES NO NO NO ...` view save

Test 13

Verdict: WRONG ANSWER

input
`KQOANBJEFBYZKANIJUCUXAUEPKJFGO...` view save

correct output
`YES NO YES YES NO ...` view save

user output
`NO NO YES YES NO ...` view save

Test 14

Verdict: WRONG ANSWER

input
`KLEFLAALELPKWAPEKKKAPLAEFEKATL...` view save

correct output
`NO YES YES YES YES ...` view save

user output
`NO NO NO NO NO ...` view save

Test 15

Verdict: WRONG ANSWER

input
`ZKGGKUKKKGKGGKUGUUKKGUGGKUOKGG...` view save

correct output
`YES YES YES YES YES ...` view save

user output
`NO NO NO NO NO ...` view save

Test 16

Verdict: WRONG ANSWER

input
`RRRRRRRRRRRVRQRRQRRRRRRRRQRRRR...` view save

correct output
`YES YES YES YES YES ...` view save

user output
`NO YES YES YES YES ...` view save

Test 17

Verdict: WRONG ANSWER

input
`OYWWPKKSYYCEHRWIKSKSEDPDBABIOF...` view save

correct output
`YES YES YES NO YES ...` view save

user output
`NO NO NO NO NO ...` view save

Test 18

Verdict: WRONG ANSWER

input
`CCCCCCCCCCCCCCCCCCCCCCCCCCCCCC...` view save

correct output
`YES YES YES YES YES ...` view save

user output
`YES YES YES YES YES ...` view save

Test 19

Verdict: WRONG ANSWER

input
`GGGGGGWGWGGWWGWGWGWWGWWWGWGGGW...` view save

correct output
`YES YES YES YES YES ...` view save

user output
`NO YES NO YES YES ...` view save

Test 20

Verdict: WRONG ANSWER

input
`QVQQQVBVQBVQQVIVIVQVQQBQQQBQQV...` view save

correct output
`YES YES YES YES YES ...` view save

user output
`NO NO YES YES NO ...` view save

Test 21

Verdict: WRONG ANSWER

input
`STUZEDPGLJKQXBPYTQVKDXSVZAOYPO...` view save

correct output
`YES NO NO NO NO ...` view save

user output
`NO NO NO NO NO ...` view save

Test 22

Verdict: WRONG ANSWER

input
`ZTJZMZMMJDJMMTMJNZDGJDJJMGTNZM...` view save

correct output
`NO NO NO YES NO ...` view save

user output
`NO NO NO YES NO ...` view save

Test 23

Verdict: WRONG ANSWER

input
`JJTJJTTJTJTJTJTJTTTTTJTJJJTTTT...` view save

correct output
`YES YES YES YES NO ...` view save

user output
`YES NO YES YES NO ...` view save

Test 24

Verdict: WRONG ANSWER

input
`QLQQLQQLQQQQQLQLQLLLQQQQLLLLLL...` view save

correct output
`YES NO YES YES YES ...` view save

user output
`NO NO NO NO NO ...` view save

Test 25

Verdict: WRONG ANSWER

input
`EECBCBBECECBBBCEBEECBCCCECEBBC...` view save

correct output
`YES YES NO NO YES ...` view save

user output
`NO NO NO NO NO ...` view save

Test 26

Verdict: WRONG ANSWER

input
`XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...` view save

correct output
`YES YES YES YES YES ...` view save

user output
`NO NO NO NO NO ...` view save

Test 27

Verdict: WRONG ANSWER

input
`GYUIJZOSVBNNHBJFZXJCTAGYHEOEYI...` view save

correct output
`YES YES YES YES NO ...` view save

user output
`YES NO YES NO NO ...` view save

Test 28

Verdict: WRONG ANSWER

input
`PKMQQIWPQNFJFTBCLAMSMAZHLIQOKK...` view save

correct output
`YES NO YES YES NO ...` view save

user output
`NO NO NO NO NO ...` view save

Test 29

Verdict: WRONG ANSWER

input
`UCYZBQRZDPTDFDICDCVZPDCUPGYZZF...` view save

correct output
`YES YES YES NO YES ...` view save

user output
`NO NO NO NO NO ...` view save

Test 30

Verdict: WRONG ANSWER

input
`PPPPPPPPPPPPPPPPPPPPPPPPPDPPDP...` view save

correct output
`YES YES YES YES YES ...` view save

user output
`NO NO NO NO NO ...` view save

Test 31

Verdict: WRONG ANSWER

input
`EEENNEEEENNNNEENENNNEENENEEENE...` view save

correct output
`YES NO YES YES YES ...` view save

user output
`YES NO NO NO NO ...` view save

Test 32

Verdict: WRONG ANSWER

input
`FWVMCMYKALJMZEQPKUCRTUGDNUJOHB...` view save

correct output
`NO YES NO YES YES ...` view save

user output
`NO YES NO NO NO ...` view save

Test 33

Verdict: WRONG ANSWER

input
`UUUUUUUUUUUUUUUUUUUUHUUUUUUUUU...` view save

correct output
`YES YES YES YES YES ...` view save

user output
`NO NO NO NO YES ...` view save

Test 34

Verdict: WRONG ANSWER

input
`IIIIOIIIFIIIIIIIOOIIIIOOIIIFII...` view save

correct output
`NO NO YES NO YES ...` view save

user output
`NO NO NO NO NO ...` view save

Test 35

Verdict: WRONG ANSWER

input
`PPIPUIBPIIXUCICPIUCIOPXUXIIIUX...` view save

correct output
`YES NO YES NO YES ...` view save

user output
`NO NO YES NO NO ...` view save

Test 36

Verdict: WRONG ANSWER

input
`AYYYYAYAAAAAJAAAWAAYAYAYIAWYYY...` view save

correct output
`YES YES NO YES YES ...` view save

user output
`NO NO NO NO NO ...` view save

Test 37

Verdict: WRONG ANSWER

input
`AAAEAANNANEAEAEAPEAAAAAEAAAEAA...` view save

correct output
`NO NO YES NO YES ...` view save

user output
`NO NO YES NO NO ...` view save

Test 38

Verdict: WRONG ANSWER

input
`PPPPLKPTKZPZPKGPPKZKPPPPPLPPSP...` view save

correct output
`YES YES YES YES YES ...` view save

user output
`YES YES YES NO NO ...` view save

Test 39

Verdict: WRONG ANSWER

input
`AAOOOOAAOOAAOOAOOOOAAOAAAAAAAO...` view save

correct output
`YES NO YES YES YES ...` view save

user output
`NO NO YES NO YES ...` view save

Test 40

Verdict: WRONG ANSWER

input
`QSCCSWNRLLTWPQCGJSZCLPJJVUXJJR...` view save

correct output
`YES YES YES YES NO ...` view save

user output
`NO NO NO NO NO ...` view save

E4590 2018 5

Family chronicle

Compiler report

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Test 17

Test 18

Test 19

Test 20

Test 21

Test 22

Test 23

Test 24

Test 25

Test 26

Test 27

Test 28

Test 29

Test 30

Test 31

Test 32

Test 33

Test 34

Test 35

Test 36

Test 37

Test 38

Test 39

Test 40

Tasks

Submissions (natalia)