ch 1807 最小表示法模板题

没啥好说的

#include <cstdio>
#include <iostream>
#include <iomanip>
#include <string>
#include <cstdlib>
#include <cstring>
#include <queue>
#include <set>
#include <vector>
#include <map>
#include <algorithm>
#include <cmath>
#include <stack>

#define INF 0x3f3f3f3f
#define IMAX 2147483646
#define LINF 0x3f3f3f3f3f3f3f3f
#define ll long long
#define ull unsigned long long
#define uint unsigned int

using namespace std;

char s[2][2111111];
int l[2],t;

void get(int x) {
	for (int i = 1; i <= l[x]; i++)
		s[x][l[x] + i] = s[x][i];
	int i = 1, j = 2, k;
	while (i <= l[x] &&j <= l[x]) {
		for (k = 0; k < l[x] &&s[x][i + k] == s[x][j + k]; k++);
		if (k == l[x])break;
		if (s[x][i + k] > s[x][j + k]) {
			i = i + k + 1;
			if (i == j)i++;
		}
		else {
			j = j + k + 1;
			if (i == j)j++;
		}
	}
	j = min(i, j);
	for (int i = 1; i <= l[x]; i++)
		s[x][i] = s[x][i + j - 1];
	s[x][l[x] + 1] = '\0';
}

char ans1[2111111], ans2[2111111];

int main() {
	scanf("%d", &t);
	while (t--) {
		char iname[555] = "";
		char oname[555] = "";
		sprintf(iname, "necklace%d.in", t + 1);
		sprintf(oname, "necklace%d.out", t + 1);
		freopen(iname, "r", stdin);
		
		scanf("%s%s", s[0] + 1, s[1] + 1);
		l[0] = strlen(s[0] + 1), l[1] = strlen(s[1] + 1);
		if (l[0] != l[1]) {
			printf("NO\n");
			return 0;
		}

		get(0), get(1);
		bool flag = 1;
		for (int i = 1; i <= l[0]; i++)
			if (s[0][i] != s[1][i])flag = 0;

		FILE *fp = fopen(oname, "r");
		fscanf(fp, "%s", ans1);
		if (ans1[0] == 'Y') 
			fscanf(fp, "%s", ans2);
		fclose(fp);
		if (ans1[0] == 'Y'&&strcmp(ans2, s[0] + 1) != 0)
			printf("case %d is worng\n");
		
		/*if (flag) printf("YES %s\n", s[0] + 1);
		else printf("NO\n");*/
	
	}
	
	
	return 0;
}