2020-11-15: write code: orderly rows, columns and orderly two-dimensional array, num, find return true, otherwise false? # # f greatly architects a daily topic

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 in the upper rightPublic Boolean find (int num, int [] [] array) {
Int rows=array. The length; 
If (rows==0) {
return false; 
} 
Int cols=array [0]. Length; 
If (cols==0) {
return false; 
} 
//right 
Int row=0; 
Int col=cols - 1; 
While (row=0) {
If (array [row] [col] Row++; 
} else if (array [row] [col] & gt; Num) {
Col -; 
} else {
return true; 
} 
} 
return false; 
}