Compilare: main.cpp: In function 'int main()': main.cpp:60:11: warning: unused variable 'm' [-Wunused-variable] int t,m,i,j,cmmmc,p; ^ main.cpp:60:17: warning: unused variable 'cmmmc' [-Wunused-variable] int t,m,i,j,cmmmc,p; ^~~~~ main.cpp:82:25: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&t); ^ main.cpp:84:44: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d%d",&v[i].n,&v[i].m); ^