smith.cpp: In function 'bool palindrom(int)': smith.cpp:53: warning: unused variable 'f' smith.cpp: In function 'int main()': smith.cpp:102: warning: format '%d' expects type 'int', but argument 2 has type 'long long int' smith.cpp:154: warning: format '%d' expects type 'int', but argument 2 has type 'long long int' smith.cpp:169: warning: format '%d' expects type 'int', but argument 2 has type 'long long int' smith.cpp:90: warning: unused variable 'cop' smith.cpp:160: warning: unused variable 'x' smith.cpp:160: warning: unused variable 's' smith.cpp:87: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result smith.cpp:88: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result smith.cpp:92: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result smith.cpp:93: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result