运行 ID: 32708

Main.cc: In function ‘int main()’:
Main.cc:40:25: error: ‘v’ was not declared in this scope
                  flag=1;v
                         ^
Main.cc:18:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld%lld",&n,&q);
     ~~~~~^~~~~~~~~~~~~~~~~~
Main.cc:20:14: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld%lld",&op[i],&x[i]);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
Main.cc:31:14: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld%lld",&l,&r);
         ~~~~~^~~~~~~~~~~~~~~~~~