View Compilation Error

0_0_29723325_26135.cpp: In function 'void down(int, int)':
0_0_29723325_26135.cpp:32:124: error: 'struct Seg' has no member named 'lr'
     seg[s].sum=(1ll*seg[f].lazyL*seg[f].lazyLen%mod*seg[s].f%mod+1ll*seg[s].sum*seg[f].lazyLen%mod+1ll*seg[s].len()*seg[f].lr%mod)%mod;
                                                                                                                            ^