Compilare: main.cpp: In function 'int main()': main.cpp:12:17: warning: unused variable 'solst' [-Wunused-variable] int n,m,i,x,solst,soldr; ^~~~~ main.cpp:12:23: warning: unused variable 'soldr' [-Wunused-variable] int n,m,i,x,solst,soldr; ^~~~~ main.cpp:14:30: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d%d",&m,&n); ^ main.cpp:16:29: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&x); ^ main.cpp:21:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&v[i]); ^