Eroare de compilare: user.cpp:14:25: error: ‘long int y1’ redeclared as different kind of symbol long n, m, X[MAXN], x1, y1, x2, y2, A[100][MAXN], i; ^ In file included from /usr/include/features.h:346:0, from /usr/include/stdio.h:28, from user.cpp:1: /usr/include/bits/mathcalls.h:242:1: error: previous declaration of ‘double y1(double)’ __MATHCALL (y1,, (_Mdouble_)); ^ user.cpp: In function ‘long int Query(long int, long int, long int)’: user.cpp:57:26: error: ISO C++ forbids comparison between pointer and integer [-fpermissive] if (y1 > A[lv][dr] || y2 < A[lv][st]) { ^ user.cpp:60:26: error: ISO C++ forbids comparison between pointer and integer [-fpermissive] if (y1 < A[lv][st] && A[lv][dr] < y2) { ^ user.cpp:63:75: warning: pointer to a function used in arithmetic [-Wpointer-arith] long ret = Search(A[lv], st, dr, y2) - Search(A[lv], st, dr, y1 - 1); ^ user.cpp:63:73: error: invalid conversion from ‘double (*)(double)throw ()’ to ‘long int’ [-fpermissive] long ret = Search(A[lv], st, dr, y2) - Search(A[lv], st, dr, y1 - 1); ^ user.cpp:42:6: error: initializing argument 4 of ‘long int Search(long int*, long int, long int, long int)’ [-fpermissive] long Search(long *S, long st, long dr, long y) { ^ user.cpp: In function ‘int main()’: user.cpp:90:49: warning: format ‘%ld’ expects argument of type ‘long int*’, but argument 3 has type ‘double (*)(double)throw ()’ [-Wformat=] scanf("%ld%ld%ld%ld", &x1, &y1, &x2, &y2); ^