0_0_26225661_24322.cpp: In function 'void Solve::solve()':
0_0_26225661_24322.cpp:56:60: error: 'shift' was not declared in this scope
for(qwq i=1;i<=cnt;++i)if(edge[i].type==0)edge[i].val+=shift;
^
0_0_26225661_24322.cpp:58:66: error: 'shift' was not declared in this scope
for(qwq i=1;i<=cnt;++i)if(edge[i].type==0)edge[i].val-=shift;
^
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