Sudoku code no output

I have tried this sudoku question, but it seems it is going in infinite loop. Please help me with this. https://ide.codingblocks.com/s/124022

you are not following input format.you first have to take integer input n then n*n input for sudoku.just use backtracking and check it in row, column and cell.

I meant it is not running in Eclipse. I have not taken input n. Only taking 9*9 matrix as input. But there is no output.

it is going into infinite loop in your solve function…Use backtracing and check row ,column and 3*3 block

I obviously know that it is infinite loop in solve function. The purpose of asking you is to find the mistake. Not to know, what the compiler can tell me.

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