Compilare: main.cpp: In function 'void solve()': main.cpp:17:10: warning: unused variable 'n1' [-Wunused-variable] long n1=n; ^~ main.cpp:18:10: warning: unused variable 'p1' [-Wunused-variable] long p1=p; ^~ main.cpp: In function 'void read()': main.cpp:54:26: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&teste); ^ main.cpp:57:33: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%ld%ld",&n,&p); ^