标签：amp val lin style opera ble double int struct
struct Hash_map { int siz,fi[2872897],nx[1000000]; int sta[1000000];double val[1000000]; inline double &operator [] (int x) { int k=x%2872897,i=fi[k]; for(;i&&sta[i]!=x;i=nx[i]); if(!i)i=++siz,nx[i]=fi[k],fi[k]=i,val[i]=0,sta[i]=x; return val[i]; } }f[31];
unoredred_map稍慢。
标签：amp val lin style opera ble double int struct
原文地址：https://www.cnblogs.com/Al-Ca/p/11601646.html
