To store the maximum frequency so far
max_freq = 0 NEW_LINE for j in range ( len ( Str ) ) : NEW_LINE INDENT freq [ Str [ j ] ] = freq . get ( Str [ j ] , 0 ) + 1 NEW_LINE if ( freq [ Str [ j ] ] > max_freq ) : NEW_LINE INDENT max_freq = freq [ Str [ j ] ] NEW_LINE DEDENT DEDENT