python print combinations of string
test_str = "abc"
res = [test_str[i: j] for i in range(len(test_str))
for j in range(i + 1, len(test_str) + 1)]
print(res)#['a', 'ab', 'abc', 'b', 'bc', 'c']python print combinations of string
test_str = "abc"
res = [test_str[i: j] for i in range(len(test_str))
for j in range(i + 1, len(test_str) + 1)]
print(res)#['a', 'ab', 'abc', 'b', 'bc', 'c']python print combinations of string
import itertools
if __name__ == '__main__':
nums = list("ABC")
permutations = list(itertools.permutations(nums))
# Output: ['ABC', 'ACB', 'BAC', 'BCA', 'CAB', 'CBA']
print([''.join(permutation) for permutation in permutations])find all permutations of a string
void permute(string a, int l, int r)
{
// Base case
if (l == r)
cout<<a<<endl;
else
{
// Permutations made
for (int i = l; i <= r; i++)
{
// Swapping done
swap(a[l], a[i]);
// Recursion called
permute(a, l+1, r);
//backtrack
swap(a[l], a[i]);
}
}
}how to print all permutations of a string
void permutation(string s)
{
sort(s.begin(),s.end());
do{
cout << s << " ";
}
while(next_permutation(s.begin(),s.end()); // std::next_permutation
cout << endl;
}Copyright © 2021 Codeinu
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