Compilare: user.c: In function ‘main’: user.c:372:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d%d%d%d" ,&p,&n,&m,&k1,&k2); ^ user.c:375:19: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d" ,&v[i][j]); ^ user.c: In function ‘sortSume’: user.c:127:20: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] sume2[i][1]=poz; ^