Compilare: user.c: In function ‘main’: user.c:6:86: warning: unused variable ‘ok’ [-Wunused-variable] int *nrlin = NULL, *nrcol = NULL, i, j, **tablou, *elemActual = NULL, conditie = 0, ok = 0, startLinie = 0, startColoana = 0; ^ user.c:26:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",nrlin,nrcol); ^ user.c:39:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&tablou[i][j]); ^ user.c:73:26: warning: ‘tablou’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (*elemActual-tablou[i][*nrcol-1] != conditie) ^