zone.cpp: In function 'void fill1(int, int, int, int&)': zone.cpp:19: warning: suggest explicit braces to avoid ambiguous 'else' zone.cpp: In function 'void fill2(int, int, int)': zone.cpp:36: warning: suggest explicit braces to avoid ambiguous 'else' zone.cpp: In function 'int main()': zone.cpp:80: warning: format '%c' expects type 'char*', but argument 2 has type 'int*' zone.cpp:75: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result zone.cpp:76: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result zone.cpp:77: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result zone.cpp:80: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result zone.cpp:81: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result