include iostream using namespace std int main cout 1st endl char arr f

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#include <iostream>
using namespace std;
int main() {
cout << "1st:" << endl;
char arr[6][6] = {
{'*', ' ', ' ', ' ', ' ', '*'},
{'*', '*', ' ', ' ', '*', '*'},
{'*', '*', '*', '*', '*', '*'},
{'*', '*', '*', '*', '*', '*'},
{'*', '*', ' ', ' ', '*', '*'},
{'*', ' ', ' ', ' ', ' ', '*'},
};
for (int i = 0; i < 6; ++i) {
for (int j = 0; j < 6; ++j) {
cout << arr[i][j];
}
cout << endl;
}
cout << "2nd:" << endl;
for (int i = 1; i <= 6; i++) {
for (int j = 1; j <= 6; j++) {
if (i <= 3) {
cout << (j <= i || j > 6 - i ? '*' : ' ');
} else {
cout << (j >= i || j <= 6 - i + 1 ? '*' : ' ');
}
}
cout << endl;
}
cout << "3rd:" << endl <<
"* *" << endl <<
"** **" << endl <<
"******" << endl <<
"******" << endl <<
"** **" << endl <<
"* *";
cout << "4th:" << endl << "* *\n** **\n******\n******\n** **\n* *";
return 0;
}