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Dynamic Array
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Dynamic Array
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#include <bits/stdc++.h>
using namespace std;
string ltrim(const string &);
string rtrim(const string &);
vector<string> split(const string &);
/*
* Complete the 'dynamicArray' function below.
*
* The function is expected to return an INTEGER_ARRAY.
* The function accepts following parameters:
* 1. INTEGER n
* 2. 2D_INTEGER_ARRAY queries
*/
vector<int> dynamicArray(int n, vector<vector<int>> queries) {
vector<vector<int>> vt(n);
int last =0;
int q =queries.size();
vector<int> ans;
for(int i=0;i<q;i++){
int k = (last ^ queries[i][1])%n;
if(queries[i][0]==1){
vt[k].push_back(queries[i][2]);
}
if(queries[i][0]==2){
int value = queries[i][2]%vt[k].size();
last = vt[k][value];
ans.push_back(last);
}
}
return ans;
}
int main()
{
ofstream fout(getenv("OUTPUT_PATH"));
string first_multiple_input_temp;
getline(cin, first_multiple_input_temp);
vector<string> first_multiple_input = split(rtrim(first_multiple_input_temp));
int n = stoi(first_multiple_input[0]);
int q = stoi(first_multiple_input[1]);
vector<vector<int>> queries(q);
for (int i = 0; i < q; i++) {
queries[i].resize(3);
string queries_row_temp_temp;
getline(cin, queries_row_temp_temp);
vector<string> queries_row_temp = split(rtrim(queries_row_temp_temp));
for (int j = 0; j < 3; j++) {
int queries_row_item = stoi(queries_row_temp[j]);
queries[i][j] = queries_row_item;
}
}
vector<int> result = dynamicArray(n, queries);
for (int i = 0; i < result.size(); i++) {
fout << result[i];
if (i != result.size() - 1) {
fout << "\n";
}
}
fout << "\n";
fout.close();
return 0;
}
string ltrim(const string &str) {
string s(str);
s.erase(
s.begin(),
find_if(s.begin(), s.end(), not1(ptr_fun<int, int>(isspace)))
);
return s;
}
string rtrim(const string &str) {
string s(str);
s.erase(
find_if(s.rbegin(), s.rend(), not1(ptr_fun<int, int>(isspace))).base(),
s.end()
);
return s;
}
vector<string> split(const string &str) {
vector<string> tokens;
string::size_type start = 0;
string::size_type end = 0;
while ((end = str.find(" ", start)) != string::npos) {
tokens.push_back(str.substr(start, end - start));
start = end + 1;
}
tokens.push_back(str.substr(start));
return tokens;
}