Nested if statements can realize multi branch selection.
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In the flow chart, it is ( ) that represents the judgment box.
A. Rectangular box
B. Diamond box
C. Parallelogram box
D. Oval box
while statement executes the loop body first and then judges the conditions. The loop body executes at least once
The problem described by "get on the bus - pay - coin" is ( ).
A. The coin casting process of unmanned ticket car
B. The process of taking the bus
C. The process of getting on the bus
D. The process of getting off the bus
Break statements can only be used in loop and switch statement.