xoranges.cpp: In function 'int main()':
xoranges.cpp:7:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
7 | scanf("%d%d",&N,&Q);
| ~~~~~^~~~~~~~~~~~~~
xoranges.cpp:9:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
9 | scanf("%d",&a[i]);
| ~~~~~^~~~~~~~~~~~
xoranges.cpp:14:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
14 | scanf("%d%d%d", &type, &a, &b);
| ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~