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전위 연산자
잘됩니다 {} 넣어보세요. ArrayList Integer > answer = new ArrayList () ; int p1 = 0 ; int p2 = 0 ; while ( p1 n && p2 m ) { if ( arr1 [ p1 ] arr2 [ p2 ]) { answer . add ( arr1 [ p1 ]) ; p1 ++; } else { answer . add ( arr2 [ p2 ]) ; p2 ++; } } while ( p1 n ) { answer . add ( arr1 [ p1 ]) ; p1 ++; } while ( p2 m ) { answer . add ( arr2 [ p2 ]) ; p2 ++; } return answer ;
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