static int minTrials ( int n , int k ) {
  int low = 1 , high = k ;
  while ( low < high ) {
    int mid = ( low + high ) / 2 ;
    if ( binomialCoeff ( mid , n , k ) < k ) low = mid + 1 ;
    else high = mid ;
  }
  return low ;
}

static int minTrials ( int n , int k ) { int low = 1 , high = k ; while ( low < high ) { int mid = ( low + high ) / 2 ; if ( binomialCoeff ( mid , n , k ) < k ) low = mid + 1 ; else high = mid ; } return low ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal)) declarator: (variable_declarator name: (identifier) value: (identifier))) (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) right: (decimal_integer_literal)))) (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier) (identifier))) right: (identifier))) consequence: (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal)))) alternative: (expression_statement (assignment_expression left: (identifier) right: (identifier)))))) (return_statement (identifier))))