oj.uz

Submission #159276

# Submission time Handle Problem Language Result Execution time Memory
159276 2019-10-22T00:48:21 Z socho Ispit (COCI19_ispit) C++14
90 / 90
 628 ms 1144 KB 
#include "bits/stdc++.h"
using namespace std;

bool comp(string a, string b) {
	int aoc[26], boc[26];
	memset(aoc, 0, sizeof aoc); memset(boc, 0, sizeof boc);
	for (int i=0; i<a.size(); i++) {
		aoc[a[i]-'a']++;
		boc[b[i]-'a']++;
	}
	for (int i=0; i<26; i++) {
		if (aoc[i] != boc[i]) return false;
	}
	return true;
}

int main() {
	
	int n, k;
	cin >> n >> k;
	string arr[n];
	for (int i=0; i<n; i++) {
		cin >> arr[i];
	}
	
	int mn = INT_MAX;
	
	for (int i=0; i<n; i++) {
		for (int j=i+1; j<n; j++) {
			if (comp(arr[i], arr[j])) {
				int leftmis = INT_MAX;
				int rightmis = INT_MIN;
				for (int k=0; k<n; k++) {
					if (arr[i][k] != arr[j][k]) {
						leftmis = min(leftmis, k);
						rightmis = max(rightmis, k);
					}
				}
				if (leftmis == INT_MAX) {
					mn = 0;
				}
				else {
					mn = min(mn, rightmis-leftmis+1);
				}
			}
		}
	}
	
	if (mn <= k) {
		cout << "DA" << endl;
	}
	else {
		cout << "NE" << endl;
	}
	
}

Compilation message

ispit.cpp: In function 'bool comp(std::__cxx11::string, std::__cxx11::string)':
ispit.cpp:7:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0; i<a.size(); i++) {
                ~^~~~~~~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 420 KB Output is correct
4 Correct 2 ms 252 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 380 KB Output is correct
2 Correct 38 ms 480 KB Output is correct
3 Correct 46 ms 484 KB Output is correct
4 Correct 41 ms 376 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 376 KB Output is correct
2 Correct 38 ms 408 KB Output is correct
3 Correct 40 ms 376 KB Output is correct
4 Correct 43 ms 376 KB Output is correct

Subtask #6
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 376 KB Output is correct
2 Correct 36 ms 376 KB Output is correct
3 Correct 42 ms 484 KB Output is correct
4 Correct 40 ms 376 KB Output is correct

Subtask #7
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 504 KB Output is correct
2 Correct 37 ms 504 KB Output is correct
3 Correct 40 ms 376 KB Output is correct
4 Correct 44 ms 376 KB Output is correct

Subtask #8
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 502 ms 1096 KB Output is correct
2 Correct 509 ms 1144 KB Output is correct
3 Correct 571 ms 1144 KB Output is correct
4 Correct 602 ms 1144 KB Output is correct

Subtask #9
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 511 ms 1016 KB Output is correct
2 Correct 528 ms 1144 KB Output is correct
3 Correct 554 ms 1016 KB Output is correct
4 Correct 626 ms 1144 KB Output is correct

Subtask #10
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 518 ms 1104 KB Output is correct
2 Correct 505 ms 1104 KB Output is correct
3 Correct 628 ms 1116 KB Output is correct
4 Correct 558 ms 1144 KB Output is correct