0_0_14230595_26098.cpp:6:1: error: expected initializer before 'int'
int l , r ;
^
0_0_14230595_26098.cpp:7:9: error: 'll' was not declared in this scope
int dfs(ll l , ll n)
^
0_0_14230595_26098.cpp:7:16: error: 'll' was not declared in this scope
int dfs(ll l , ll n)
^
0_0_14230595_26098.cpp:7:20: error: expression list treated as compound expression in initializer [-fpermissive]
int dfs(ll l , ll n)
^
0_0_14230595_26098.cpp:8:1: error: expected ',' or ';' before '{' token
{
^
0_0_14230595_26098.cpp:16:10: error: 'll' was not declared in this scope
int dfss(ll rt)
^
0_0_14230595_26098.cpp:17:1: error: expected ',' or ';' before '{' token
{
^
0_0_14230595_26098.cpp: In function 'int main()':
0_0_14230595_26098.cpp:25:28: error: 'l' was not declared in this scope
while(~scanf("%d%d" , &l , &r))
^
0_0_14230595_26098.cpp:25:33: error: 'r' was not declared in this scope
while(~scanf("%d%d" , &l , &r))
^
0_0_14230595_26098.cpp:27:9: error: 'll' was not declared in this scope
ll rt = (ll)(r - l + 1) ;
^
0_0_14230595_26098.cpp:28:12: error: expected ';' before 't'
ll t = dfss(rt) ;
^
0_0_14230595_26098.cpp:29:12: error: 't' was not declared in this scope
if(t == -1)puts("-1") ;
^
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