Submission #3910465


Source Code Expand

#if 0
cat <<EOF >mistaken-paste
#endif
// thanks for @rsk0315_h4x

#pragma GCC diagnostic ignored "-Wincompatible-pointer-types"
#define _USE_MATH_DEFINES

#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include <math.h>
#include <time.h>

#define BIG 2000000007
#define VERYBIG 2000000000000007LL

#define MOD 1000000007
#define FOD  998244353
typedef uint64_t ull;
typedef  int64_t sll;

#define N_MAX 1000000

#ifdef __cplusplus
#include <queue>
#include <stack>
#include <tuple>
#include <set>
#include <map>
#include <string>
#include <algorithm>
#include <functional>
#include <array>

using std::queue;
using std::priority_queue;
using std::stack;
using std::tuple;
using std::set;
using std::map;
using std::vector;
using std::greater;
using std::pair;
using std::string;
using std::get;

template <typename T, typename U>
pair<T, U> operator+(pair<T, U> l, pair<T, U> r) {
	return pair<T, U>(l.first + r.first, l.second + r.second);
}

#endif

typedef struct {
	int32_t a;
	int32_t b;
} hw;

typedef struct {
	sll a;
	sll b;
} hwll;

typedef struct {
	sll a;
	sll b;
	sll c;
} hwllc;

typedef struct {
	hwll a;
	hwll b;
} linell;

ull n, m;
ull h, w;
ull k;
ull q;
sll va, vb, vc, vd, ve, vf;
ull ua, ub, uc, ud, ue, uf;
long double vra, vrb, vrc;
double vda, vdb, vdc;
char ch, dh;

ull umin (ull x, ull y) {
	return (x < y) ? x : y;
}

ull umax (ull x, ull y) {
	return (x > y) ? x : y;
}

sll smin (sll x, sll y) {
	return (x < y) ? x : y;
}

sll smax (sll x, sll y) {
	return (x > y) ? x : y;
}

ull gcd (ull x, ull y) {
	if (x < y) {
		return gcd(y, x);
	} else if (y == 0) {
		return x;
	} else {
		return gcd(y, x % y);
	}
}

ull bitpow (ull a, ull x, ull modulo) {
	ull result = 1;
	while (x) {
		if (x & 1) {
			result *= a;
			result %= modulo;
		}
		x /= 2;
		a = (a * a) % modulo;
	}
	return result;
}

ull divide (ull a, ull b, ull modulo) {
	return (a * bitpow(b, modulo - 2, modulo)) % modulo;
}

ull udiff (ull a, ull b) {
	if (a >= b) {
		return a - b;
	} else {
		return b - a;
	}
}

sll sdiff (sll a, sll b) {
	if (a >= b) {
		return a - b;
	} else {
		return b - a;
	}
}

int bitcount (ull n) {
	int result = 0;
	while (n) {
		if (n & 1) result++;
		n /= 2;
	}
	return result;
}

#define BEGCMP(NAME) int32_t NAME (const void *left, const void *right)
#define DEFLR(TYPE) TYPE l=*(TYPE*)left,r=*(TYPE*)right
#define CMPRET(L, R) if((L)<(R))return-1;if((L)>(R))return+1

// int32_t pullcomp (const void *left, const void *right) {
// 	ull l = *(ull*)left;
// 	ull r = *(ull*)right;
// 	if (l < r) {
// 		return -1;
// 	}
// 	if (l > r) {
// 		return +1;
// 	}
// 	return 0;
// }
BEGCMP(pullcomp){
	DEFLR(ull);
	CMPRET(l, r);
	return 0;
}
BEGCMP(prevcomp){
	DEFLR(ull);
	CMPRET(r, l);
	return 0;
}
BEGCMP(psllcomp){
	DEFLR(sll);
	CMPRET(l, r);
	return 0;
}
BEGCMP(pcharcomp){
	DEFLR(char);
	CMPRET(l, r);
	return 0;
}
BEGCMP(pdoublecomp){
	DEFLR(double);
	CMPRET(l, r);
	return 0;
}

int32_t pstrcomp (const void *left, const void *right) {
	char* l = *(char**)left;
	char* r = *(char**)right;

	return strcmp(l, r);
}

BEGCMP(phwllABcomp){
	DEFLR(hwll);
	CMPRET(l.a, r.a);
	CMPRET(l.b, r.b);
	return 0;
}
BEGCMP(phwllREVcomp){
	DEFLR(hwll);
	CMPRET(l.b, r.b);
	CMPRET(l.a, r.a);
	return 0;
}
BEGCMP(ptriplecomp){
	DEFLR(hwllc);
	CMPRET(l.a, r.a);
	CMPRET(l.b, r.b);
	CMPRET(l.c, r.c);
	return 0;
}
BEGCMP(ptripleREVcomp){
	DEFLR(hwllc);
	CMPRET(l.b, r.b);
	CMPRET(l.a, r.a);
	CMPRET(l.c, r.c);
	return 0;
}

int32_t pquadcomp (const void *left, const void *right) {
	linell l = *(linell*)left;
	linell r = *(linell*)right;

	sll ac = phwllABcomp(&(l.a), &(r.a));
	if (ac) return ac;
	sll bc = phwllABcomp(&(l.b), &(r.b));
	if (bc) return bc;

	return 0;
}

bool isinrange (sll left, sll x, sll right) {
	return (left <= x && x <= right);
}

bool isinrange_soft (sll left, sll x, sll right) {
	return (left <= x && x <= right) || (left >= x && x >= right);
}

sll a[N_MAX + 5];
// ull a[N_MAX + 5];
// sll a[3001][3001];
sll b[N_MAX + 5];
// ull b[N_MAX + 5];
// sll b[3001][3001];
ull c[N_MAX + 5];
ull d[N_MAX + 5];
sll e[N_MAX];
char s[N_MAX + 1];
// char s[3010][3010];
char t[N_MAX + 1];
// char t[3010][3010];
// char u[N_MAX + 1];
hwll xy[N_MAX + 5];
hwllc tup[N_MAX + 5];
sll table[3005][3005];
// here we go

ull slen[N_MAX];
char *sp[N_MAX];

sll stot[N_MAX];
sll ttos[N_MAX];
ull sest = VERYBIG;

sll itop[N_MAX];
bool iswatched[N_MAX];
ull flow (ull ki, char x) {
	ull j;
	iswatched[ki] = true;
	for (j = 0; j < n; j++) {
		if (iswatched[j + n]) continue;
		// printf("itop[%lld]: %lld, slen[%lld]: %lld, sp[%lld][%lld]: '%c'\n", j, itop[j], ki, slen[ki], ki, itop[j], x);
		if (itop[j] < 0 || itop[j] >= slen[ki] || sp[ki][itop[j]] != x) continue;
		iswatched[j + n] = true;

		if (ttos[j] < 0) {
			stot[ki] = j;
			ttos[j] = ki;
			return 1;
		} else {
			if (!iswatched[ttos[j]] && flow(ttos[j], x)) {
				stot[ki] = j;
				ttos[j] = ki;
				return 1;
			}
		}
	}
	return 0;
}

bool isok (char x) {
	sll i, j, ki;
	ull f = 0;

	for (i = 0; i < n; i++) {
		stot[i] = ttos[i] = -1;
		itop[i] = -1;
	}

	j = 0;
	for (i = 0; i < sest + n + 10; i++) {
		if (j + n <= i) {
			if (ttos[j % n] >= 0) {
				stot[ttos[j % n]] = -1;
				ttos[j % n] = -1;
				f--;
			}
			j++;
		}
		itop[i % n] = i;

		while (true) {
			for (ki = 0; ki < n * 2; ki++) iswatched[ki] = false;
			for (ki = 0; ki < n; ki++) {
				if (stot[ki] < 0 && !iswatched[ki] && flow(ki, x)) {
					f++;
					break;
				}
			}
			if (ki == n) break;
		}

		// if (x > 'd') continue;
		// printf("%c/%lld:\n", x, i);
		// for (ki = 0; ki < n; ki++) {
		// 	printf("%lld - %lld\n", stot[ki], ttos[ki]);
		// }
		// puts("");

		if (f >= n) return true;
	}

	return false;
}

ull solve () {
	sll i, j, ki, li;
	// ull result = 0;
	sll result = 0;
	double dresult = 0;
	// ull maybe = 0;
	sll maybe = 0;
	// ull sum = 0;
	sll sum = 0;
	sll item;
	ull *dpcell;

	char *p = s;
	for (i = 0; i < n; i++) {
		sp[i] = p;
		scanf("%s", sp[i]);
		slen[i] = strlen(sp[i]);
		sest = umin(sest, slen[i]);
		p += slen[i] + 1;
	}

	for (char c = 'a'; c <= 'z'; c++) {
		if (isok(c)) goto success;
	}
	goto fail;

	printf("%lld\n", result);
	// printf("%.15lf\n", dresult);
	// puts(s);

	return 0;

	success:
	puts("YES");
	// puts("Yes");
	// printf("%llu\n", result);
	// puts("0");
	// puts("Yay!");
	return 0;

	fail:
	puts("NO");
	// puts("No");
	// puts("0");
	// puts("-1");
	// puts("-1 -1 -1");
	// puts("Impossible");
	return 1;
}

int32_t main (void) {
	int32_t i, j;
	int32_t x, y;



	// scanf("%llu%llu", &h, &w);
	scanf("%llu", &n, &m);
	// scanf("%llu%llu", &k, &n, &m);
	// scanf("%llu%llu", &h, &w);
	// scanf("%llu", &q);
	// scanf("%s", s);
	// scanf("%lld%lld", &va, &vb, &vc, &vd);
	// scanf("%llu%llu%llu", &ua, &ub, &uc, &ud);
	// scanf("%s", t);
	// scanf("%lld", &m);
	// for (i = 0; i < n; i++) {
	// 	// scanf("%lld%lld", &xy[i].a, &xy[i].b);
	// 	// scanf("%lld%lld%lld", &tup[i].a, &tup[i].b, &tup[i].c);
	// 	scanf("%lld", &a[i]);
	// 	scanf("%lld", &b[i]);
	// 	// scanf("%lld", &c[i]);
	// 	// scanf("%lld", &d[i]);
	// 	a[i]--;
	// 	b[i]--;
	// 	// c[i]--;
	// 	// d[i]--;
	// 	// xy[i].a--;
	// 	// xy[i].b--;
	// 	// tup[i].a--;
	// 	// tup[i].b--;
	// }
	// scanf("%llu", &m, &k);
	// scanf("%llu", &q);
	// scanf("%s", s);
	// for (i = 0; i < n; i++) {
	// 	scanf("%llu", &c[i]);
	// 	// c[i]--;
	// }
	// scanf("%llu", &q);

	// for (i = 0; i < q; i++) {
	// 	scanf("%lld%lld", &xy[i].a, &xy[i].b);
	// 	xy[i].a--;
	// 	xy[i].b--;
	// }

	// for (i = 0; i < h; i++) {
	// 	for (j = 0; j < w; j++) {
	// 		scanf("%lld", &table[i][j]);
	// 		// table[i][j]--;
	// 	}
	// }
	// for (i = 0; i < h; i++) {
	// 	scanf("%s", s[i]);
	// }
	// scanf("%llu", &q);

	solve();

	return 0;
}

Submission Info

Submission Time
Task B - コメント
User sheyasutaka
Language C (GCC 5.4.1)
Score 90
Code Size 8215 Byte
Status AC
Exec Time 1473 ms
Memory 14464 KB

Compile Error

./Main.c: In function ‘solve’:
./Main.c:374:9: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 2 has type ‘sll {aka long int}’ [-Wformat=]
  printf("%lld\n", result);
         ^
./Main.c: In function ‘main’:
./Main.c:405:8: warning: format ‘%llu’ expects argument of type ‘long long unsigned int *’, but argument 2 has type ‘ull * {aka long unsigned int *}’ [-Wformat=]
  scanf("%llu", &n, &m);
        ^
./Main.c:405:8: warning: too many arguments for format [-Wformat-extra-args]
./Main.c: In function ‘solve’:
./Main.c:363:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s", sp[i]);
   ^
./Main.c: In function ‘main’:
./Main.c:405:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%llu", &n, &m);
  ^

Judge Result

Set Name Sample Subtask1 Subtask2
Score / Max Score 0 / 0 30 / 30 60 / 60
Status
AC × 2
AC × 18
AC × 46
Set Name Test Cases
Sample sample_01.txt, sample_02.txt
Subtask1 sample_01.txt, sample_02.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt
Subtask2 sample_01.txt, sample_02.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt, subtask2_12.txt, subtask2_13.txt, subtask2_14.txt, subtask2_15.txt, subtask2_16.txt, subtask2_17.txt, subtask2_18.txt, subtask2_19.txt, subtask2_20.txt, subtask2_21.txt, subtask2_22.txt, subtask2_23.txt, subtask2_24.txt, subtask2_25.txt, subtask2_26.txt, subtask2_27.txt, subtask2_28.txt
Case Name Status Exec Time Memory
sample_01.txt AC 4 ms 14464 KB
sample_02.txt AC 5 ms 14464 KB
subtask1_01.txt AC 4 ms 14464 KB
subtask1_02.txt AC 20 ms 14464 KB
subtask1_03.txt AC 18 ms 14464 KB
subtask1_04.txt AC 19 ms 14464 KB
subtask1_05.txt AC 12 ms 14464 KB
subtask1_06.txt AC 17 ms 14464 KB
subtask1_07.txt AC 5 ms 14464 KB
subtask1_08.txt AC 11 ms 14464 KB
subtask1_09.txt AC 4 ms 14464 KB
subtask1_10.txt AC 17 ms 14464 KB
subtask1_11.txt AC 20 ms 14464 KB
subtask1_12.txt AC 15 ms 14464 KB
subtask1_13.txt AC 9 ms 14464 KB
subtask1_14.txt AC 6 ms 14464 KB
subtask1_15.txt AC 5 ms 14464 KB
subtask1_16.txt AC 19 ms 14464 KB
subtask2_01.txt AC 19 ms 14464 KB
subtask2_02.txt AC 811 ms 14464 KB
subtask2_03.txt AC 147 ms 14464 KB
subtask2_04.txt AC 561 ms 14464 KB
subtask2_05.txt AC 6 ms 14464 KB
subtask2_06.txt AC 47 ms 14464 KB
subtask2_07.txt AC 5 ms 14464 KB
subtask2_08.txt AC 19 ms 14464 KB
subtask2_09.txt AC 787 ms 14464 KB
subtask2_10.txt AC 299 ms 14464 KB
subtask2_11.txt AC 719 ms 14464 KB
subtask2_12.txt AC 216 ms 14464 KB
subtask2_13.txt AC 53 ms 14464 KB
subtask2_14.txt AC 811 ms 14464 KB
subtask2_15.txt AC 112 ms 14464 KB
subtask2_16.txt AC 360 ms 14464 KB
subtask2_17.txt AC 173 ms 14464 KB
subtask2_18.txt AC 245 ms 14464 KB
subtask2_19.txt AC 283 ms 14464 KB
subtask2_20.txt AC 302 ms 14464 KB
subtask2_21.txt AC 431 ms 14464 KB
subtask2_22.txt AC 479 ms 14464 KB
subtask2_23.txt AC 150 ms 14464 KB
subtask2_24.txt AC 1111 ms 14464 KB
subtask2_25.txt AC 433 ms 14464 KB
subtask2_26.txt AC 197 ms 14464 KB
subtask2_27.txt AC 1471 ms 14464 KB
subtask2_28.txt AC 1473 ms 14464 KB