soricel1.cpp: In function 'int fs(int, int)': soricel1.cpp:16: warning: unused variable 'j' soricel1.cpp: In function 'int fs1(int, int)': soricel1.cpp:55: warning: unused variable 'j' soricel1.cpp: In function 'int main()': soricel1.cpp:94: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result soricel1.cpp:95: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result soricel1.cpp:97: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result soricel1.cpp:98: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result soricel1.cpp:101: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result soricel1.cpp:106: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result soricel1.cpp:109: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result soricel1.cpp:119: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result