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fix: do not find substring with length 1 and print test case after updating result

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This commit is contained in:
Manish 2023-02-25 12:28:15 +11:00
parent 4b09788441
commit f5582682e9
1 changed files with 6 additions and 5 deletions
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11
1_longest_substring_with_k_distinct_characters.cpp
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@ -107,7 +107,8 @@ result find(const std::string &s, const unsigned long k) {
start++;
}
if (char_count.size() == k &&
end - start > r.longest_end - r.longest_start) {
(end - start > r.longest_end - r.longest_start ||
r.match_found == false)) {
r.longest_start = start, r.longest_end = end;
r.match_found = true;
}
@ -170,30 +171,30 @@ int main(int argc, char *argv[]) {
<< std::endl;
random_number_generator<unsigned int> random_ascii_char(97, 122); // a-z
random_number_generator<unsigned int> rng;
for (unsigned int i = 0; i < 1; i++) {
for (unsigned int i = 0; i < 10; i++) {
test_case t;
t.i.s += (char)random_ascii_char();
std::cout << t;
t.r = find(t.i.s, t.i.k);
std::cout << t;
for (unsigned int j = 0; j < 10; j++) {
for (unsigned int k = 0, increase_str_len_by = rng(100, 1000);
k < increase_str_len_by; k++) {
t.i.s += (char)random_ascii_char();
std::cout << t;
result r = find(t.i.s, t.i.k);
if (r.match_found && t.r.match_found)
assert(r.longest_end - r.longest_start >=
t.r.longest_end - t.r.longest_start);
t.r = r;
std::cout << t;
assert(K_verify(t));
}
while (t.r.match_found) {
std::cout << t;
result r = find(t.i.s, ++t.i.k);
if (r.match_found)
assert(r.longest_end - r.longest_start >=
t.r.longest_end - t.r.longest_start);
t.r = r;
std::cout << t;
assert(K_verify(t));
}
t.i.k = rng(1, --t.i.k);