Compilare: user.cpp: In function ‘int newT(const int&)’: user.cpp:67:25: warning: narrowing conversion of ‘(rand() & 65535)’ from ‘int’ to ‘short unsigned int’ inside { } [-Wnarrowing] tb[++bp] = {(rand() & 0xffff), val}; ^ user.cpp: In function ‘int main()’: user.cpp:122:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("algsort.in", "r", stdin); ^ user.cpp:123:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("algsort.out", "w", stdout); ^ user.cpp: In function ‘char nextch()’: user.cpp:31:37: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(ibuff, 1, BMAX, stdin); } ^