Compilare: main.cpp: In function 'int main()': main.cpp:10:31: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &a[ i ] ); ^ main.cpp:29:31: warning: iteration 11 invokes undefined behavior [-Waggressive-loop-optimizations] c[ j ] = b[ j ]; ~~~~~^ main.cpp:28:22: note: within this loop for( int j = 0; j <= 11; j++ ) ~~^~~~~ main.cpp:12:15: warning: array subscript is above array bounds [-Warray-bounds] while( b[ 11 ] == 0 ){ ~~~~~~^