Submission #68928261

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;
#define int long long

int n, ans1, ans2;
string s;

signed main() {

	//freopen(".in","r",stdin);
	//freopen(".out","w",stdout);

	cin >> n;
	cin >> s;
	for (int i = 0, k = 0, j = 1; i < s.size(); i++) {
		if (s[i] == 'A')
			ans1 += abs(i - k), k += 2;
		else
			ans1 += abs(i - j), j += 2;
	}
	for (int i = 0, k = 1, j = 0; i < s.size(); i++) {
		if (s[i] == 'A')
			ans2 += abs(i - k), k += 2;
		else
			ans2 += abs(i - j), j += 2;
	}
	cout << min(ans1, ans2)/2 << endl;

	return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘int main()’:
Main.cpp:15:41: warning: comparison of integer expressions of different signedness: ‘long long int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   15 |         for (int i = 0, k = 0, j = 1; i < s.size(); i++) {
      |                                       ~~^~~~~~~~~~
Main.cpp:21:41: warning: comparison of integer expressions of different signedness: ‘long long int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   21 |         for (int i = 0, k = 1, j = 0; i < s.size(); i++) {
      |                                       ~~^~~~~~~~~~

Judge Result