Compilare: main.cpp: In function 'int main()': main.cpp:35:6: warning: unused variable 'mo_left' [-Wunused-variable] int mo_left = 0, mo_right = -1; ^~~~~~~ main.cpp:35:19: warning: unused variable 'mo_right' [-Wunused-variable] int mo_left = 0, mo_right = -1; ^~~~~~~~ main.cpp:13:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &m); ^ main.cpp:16:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", a+i); ^ main.cpp:21:43: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &q[i].first, &q[i].second); ^