Submission #73692074

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

char s[300010], t[300010];
vector <int> a, b;

int main() {
	scanf("%s%s", s + 1, t + 1);
	int n = strlen(s + 1), m = strlen(t + 1), r = 1;
	a.push_back(0), b.push_back(0);
	for (int i = 1 ; i <= n ; i++) if (s[i] != 'A') {
		while (r <= m && t[r] == 'A') ++r;
		if (r > m || t[r] != s[i]) return puts("-1") & 0;
		a.push_back(i), b.push_back(r);
		++r;
	}
	while (r <= m && t[r] == 'A') ++r;
	if (r <= m) return puts("-1") & 0;
	a.push_back(n + 1), b.push_back(m + 1);
//	cout << a.size() << " " << b.size() << endl;
//	assert(a.size() != b.size());
	int k = a.size(), ans = 0;
	for (int i = 0 ; i < k - 1 ; i++)
		ans += abs(a[i + 1] - a[i] - 1 - (b[i + 1] - b[i] - 1));
	cout << ans << endl;
	return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘int main()’:
Main.cpp:9:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    9 |         scanf("%s%s", s + 1, t + 1);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~

Judge Result