Compilare: user.cpp: In function ‘void Query(int, int)’: user.cpp:2:24: warning: integer overflow in expression [-Woverflow] #define INF ((1LL<<63)-1) ^ user.cpp:31:32: note: in expansion of macro ‘INF’ else val1 = INF; ^ user.cpp:2:24: warning: integer overflow in expression [-Woverflow] #define INF ((1LL<<63)-1) ^ user.cpp:34:32: note: in expansion of macro ‘INF’ else val3 = INF; ^ user.cpp:36:47: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘long long int’ [-Wformat=] fprintf(fout, "%d %d\n", mid, val2); ^ user.cpp: In function ‘void SetUp()’: user.cpp:12:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d", &N, &Q); ^ user.cpp:14:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &V[i]); ^ user.cpp: In function ‘int main()’: user.cpp:49:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d", &X, &Y); ^