traseu2.cpp: In function 'int main()': traseu2.cpp:18: warning: format '%d' expects type 'int*', but argument 2 has type 'bool*' traseu2.cpp:22: warning: comparison between signed and unsigned integer expressions traseu2.cpp:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result traseu2.cpp:11: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result traseu2.cpp:13: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result traseu2.cpp:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result traseu2.cpp:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result traseu2.cpp:20: warning: ignoring return value of 'char* gets(char*)', declared with attribute warn_unused_result traseu2.cpp:21: warning: ignoring return value of 'char* gets(char*)', declared with attribute warn_unused_result /tmp/ccag89lM.o: In function `main': traseu2.cpp:(.text+0xcd): warning: the `gets' function is dangerous and should not be used.