Borderou de evaluare (job #548885)

Eroare de compilare: user.cpp:4:9: error: ‘int index’ redeclared as different kind of symbol /usr/include/string.h:482:1: error: previous declaration of ‘const char* index(const char*, int)’ user.cpp: In function ‘int main()’: user.cpp:20:22: error: address of overloaded function with no contextual type information user.cpp:21:11: error: cannot resolve overloaded function ‘index’ based on conversion to type ‘bool’ user.cpp:22:22: error: invalid operands of types ‘<unresolved overloaded function type>’ and ‘int’ to binary ‘operator-’ user.cpp:23:26: error: address of overloaded function with no contextual type information user.cpp:9:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:10:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:12:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]