#3255. 「JOI 2020 Final」奥运公交Description&Data ConstraintSolutionCode
Description&Data Constraint对于全部数据，2≤N≤200,1≤M≤5×104,1≤Ui,Vi≤N,Ui≠Vi,0≤Ci≤106,0≤Di≤1092\le N \le 200,1\le M \le 5\times 10^4,1\le U_i,V_i\le N,U_i\not= V_i,0\le C_i\le 10^6,0\le D_i\le 10^92≤N≤200,1≤M≤5×104,1≤Ui,Vi≤N,Ui=Vi,0≤Ci≤106,0≤D
