Eroare de compilare: user.cpp: In function ‘int extend(int, int)’: user.cpp:15:24: error: invalid conversion from ‘int*’ to ‘int’ [-fpermissive] if(s[j]) return s[j]; ^ user.cpp:18:37: error: ISO C++ forbids comparison between pointer and integer [-fpermissive] if(a[i+dx[k]][j+dy[k]] > a[j] && a[i+dx[k]][j+dy[k]] >= 0) ^ user.cpp:21:10: error: incompatible types in assignment of ‘int’ to ‘int [1025]’ s[j] = _max; ^ user.cpp:22:15: error: invalid conversion from ‘int*’ to ‘int’ [-fpermissive] return s[j]; ^ user.cpp:16:22: warning: unused variable ‘val’ [-Wunused-variable] int _max = 1, k, val; ^ user.cpp: In function ‘int main()’: user.cpp:35:26: error: incompatible types in assignment of ‘int’ to ‘int [1025]’ = a[0] = a[n+1] = a[n+1] = BORDER; ^ user.cpp:37:26: error: incompatible types in assignment of ‘int’ to ‘int [1025]’ = s[0] = s[n+1] = s[n+1] = BORDER; ^ user.cpp:42:35: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘int (*)[1025]’ [-Wformat=] fscanf(in, "%d", &a[j]); ^ user.cpp:57:8: error: ISO C++ forbids comparison between pointer and integer [-fpermissive] [y] != 1) { ^ user.cpp:59:22: error: invalid types ‘int [1025][1025][int*]’ for array subscript if(s[x+dx][y+dy] == s ^ user.cpp:62:11: error: invalid conversion from ‘int*’ to ‘int’ [-fpermissive] x += dx; ^ user.cpp:63:11: error: invalid conversion from ‘int*’ to ‘int’ [-fpermissive] y += dy; ^ user.cpp:29:22: warning: unused variable ‘val’ [-Wunused-variable] int n, _max = 0, val, i, j, x, y; ^ user.cpp:31:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &n); ^ user.cpp:42:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &a[j]); ^