0_0_39175065_15117.cpp: In function 'void add(int, int)':
0_0_39175065_15117.cpp:18:43: error: 'lowbit' was not declared in this scope
18 | void add(int x,int k){for(int i=x;i<=n;i+=lowbit(i)) c[i]+=k;}
| ^~~~~~
0_0_39175065_15117.cpp: In function 'int query(int)':
0_0_39175065_15117.cpp:21:20: error: 'lowbit' was not declared in this scope
21 | for(int i=x;i;i^=lowbit(i)) ans+=c[i];
| ^~~~~~
0_0_39175065_15117.cpp: In function 'void pushup(int)':
0_0_39175065_15117.cpp:28:41: error: 'lc' was not declared in this scope; did you mean 'c'?
28 | void pushup(int now){tr[now].sum=min(tr[lc].sum,tr[rc].sum);}
| ^~
| c
0_0_39175065_15117.cpp:28:52: error: 'rc' was not declared in this scope; did you mean 'c'?
28 | void pushup(int now){tr[now].sum=min(tr[lc].sum,tr[rc].sum);}
| ^~
| c
0_0_39175065_15117.cpp: In function 'void pushdown(int, int, int)':
0_0_39175065_15117.cpp:32:7: error: 'lc' was not declared in this scope; did you mean 'l'?
32 | upd(lc,l,mid,tr[now].add);
| ^~
| l
0_0_39175065_15117.cpp:33:7: error: 'rc' was not declared in this scope; did you mean 'r'?
33 | upd(rc,mid+1,r,tr[now].add);
| ^~
| r
0_0_39175065_15117.cpp: In function 'void build(int, int, int)':
0_0_39175065_15117.cpp:43:9: error: 'lc' was not declared in this scope; did you mean 'l'?
43 | build(lc,l,mid);
| ^~
| l
0_0_39175065_15117.cpp:44:9: error: 'rc' was not declared in this scope; did you mean 'r'?
44 | build(rc,mid+1,r);
| ^~
| r
0_0_39175065_15117.cpp: In function 'void modify(int, int, int, int, int, int)':
0_0_39175065_15117.cpp:51:22: error: 'lc' was not declared in this scope; did you mean 'l'?
51 | if(ql<=mid) modify(lc,l,mid,ql,qr,v);
| ^~
| l
0_0_39175065_15117.cpp:52:21: error: 'rc' was not declared in this scope; did you mean 'r'?
52 | if(qr>mid) modify(rc,mid+1,r,ql,qr,v);
| ^~
| r
|