The method longeststreak is intended to determine the longest substring of consecutive identical characters in the parameter str and print the result. For example, the call longeststreak("ccttt!") should print the result "a 5" because the longest substring of consecutive identical characters is "". Complete the method below. Your implementation should conform to the example above.

Which of the following is an example of an opposing signal? no examplthates given.   i would say, that traffic lights in a city at major intersections direct the flow of traffic in opposite directions so would be an example.also, stop signs on either side of the same street would be an example. at a train crossing, the light for allowing car traffic in opposite directions or not would be another example.