Compilare: user.c: In function ‘main’: user.c:79:5: warning: implicit declaration of function ‘close’ [-Wimplicit-function-declaration] close(fd); ^ user.c:9:9: warning: unused variable ‘n’ [-Wunused-variable] int n,t,tCurrent; ^ user.c:22:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fd,"%d",&t); ^ user.c:26:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fd,"%d %d %d",&nrZile,&nrStari,&nrActivitati); ^ user.c:29:19: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fd,"%d",&activitati[i]); ^ user.c:33:19: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fd,"%lf",&dist[i]); ^ user.c:37:23: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fd,"%lf",&a[i][j]); ^ user.c:41:23: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fd,"%lf",&b[i][j]); ^ user.c:65:24: warning: ‘stareBuna’ may be used uninitialized in this function [-Wmaybe-uninitialized] stariRez[i]=stareBuna; ^ user.c:53:20: warning: ‘stareCurenta’ may be used uninitialized in this function [-Wmaybe-uninitialized] stariRez[0]=stareCurenta; ^