Compilare: user.cpp: In function ‘int main()’: user.cpp:101:24: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[320001]’ [-Wformat=] fscanf (fin, "%s", &s); ^ user.cpp:100:31: 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:101:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%s", &s); ^ user.cpp:104:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d%d", &l, &r); ^ user.cpp:71:13: warning: ‘mn’ may be used uninitialized in this function [-Wmaybe-uninitialized] long long mn; ^~