Compilare: user.cpp: In function ‘int find(int)’: user.cpp:11: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int main()’: user.cpp:21: warning: format ‘%d’ expects type ‘int*’, but argument 3 has type ‘long long int*’ user.cpp:23: warning: format ‘%d’ expects type ‘int*’, but argument 2 has type ‘long long int*’ user.cpp:35: warning: format ‘%d’ expects type ‘int’, but argument 2 has type ‘long long int’ user.cpp:35: warning: format ‘%d’ expects type ‘int’, but argument 3 has type ‘long long int’ user.cpp:35: warning: format ‘%d’ expects type ‘int’, but argument 4 has type ‘long long int’ user.cpp:53: warning: suggest parentheses around assignment used as truth value user.cpp:55: warning: format ‘%d’ expects type ‘int’, but argument 2 has type ‘long long int’ user.cpp:55: warning: format ‘%d’ expects type ‘int’, but argument 3 has type ‘long long int’ user.cpp:55: warning: format ‘%d’ expects type ‘int’, but argument 4 has type ‘long long int’ user.cpp:17: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:18: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result