Compilare: user.cpp: In function ‘void parcurgere(int, int, int)’: user.cpp:65:33: warning: suggest parentheses around assignment used as truth value [-Wparentheses] if(v[2*p].len=v[2*p].num) v[p].pref=v[2*p].len+v[2*p+1].pref; ^ user.cpp:68:37: warning: suggest parentheses around assignment used as truth value [-Wparentheses] if(v[2*p+1].len=v[2*p+1].num) v[p].suff=v[2*p+1].len+v[2*p].suff; ^ user.cpp: In function ‘char nextch()’: user.cpp:11:36: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buf, BUF_SIZE, 1, fi); ^