boltz.cpp: In function 'int main()': boltz.cpp:10: warning: unused variable 'nr' boltz.cpp:10: warning: unused variable 'l2' boltz.cpp:10: warning: unused variable 'cnt' boltz.cpp:10: warning: unused variable 'j' boltz.cpp:10: warning: unused variable 'prim' boltz.cpp:10: warning: unused variable 'd' boltz.cpp:10: warning: unused variable 'e' boltz.cpp:10: warning: unused variable 'prod' boltz.cpp:10: warning: unused variable 'max' boltz.cpp:8: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result boltz.cpp:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result boltz.cpp:11: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result boltz.cpp:15: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result