immortal.cpp: In function 'int solutie(int)': immortal.cpp:78: warning: suggest explicit braces to avoid ambiguous 'else' immortal.cpp: In function 'int main()': immortal.cpp:147: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result immortal.cpp:148: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result immortal.cpp:149: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result immortal.cpp:151: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result