Area of plot remaining at the end | Function to return the area of the remaining plot ; Continue while plot has positive area and there are persons left ; If length > breadth then subtract breadth from length ; Else subtract length from breadth ; Driver code
< ? php function remainingArea ( $ N , $ M , $ K ) { while ( $ K -- && $ N && $ M ) { if ( $ N > $ M ) $ N = $ N - $ M ; else $ M = $ M - $ N ; } if ( $ N > 0 && $ M > 0 ) return $ N * $ M ; else return 0 ; } $ N = 5 ; $ M = 3 ; $ K = 2 ; echo remainingArea ( $ N , $ M , $ K ) ; ? >