#include <iostream>#include <cstdio>#include <cstring>#include <cmath>#include <cstdlib>#include <queue>#include <vector>#include <algorithm>#include <cctype>#include <fstream>#include <map>#include <list>#include <set>#include <string>#include <stack>#include <bitset>#define sz 50005#define pb(a) push_back(a)#define pp pop_back()#define ll long long#define inf (1e9)#define chng(a,b) a^=b^=a^=b;#define clr(abc,z) memset(abc,z,sizeof(abc))#define PI acos(-1)#define fr(i,a,b) for(i=a;i<=b;i++)#define print1(a) cout<<a<<endl#define print2(a,b) cout<<a<<" "<<b<<endl#define print3(a,b,c) cout<<a<<" "<<b<<" "<<c<<endl#define mod 1000000007using namespace std;struct person{ char name[15]; int buy, sell; person(char line[]) { strcpy(name, line); buy=sell=0; }};struct commodity{ char name[5]; int n, sum, mn, mx; commodity(char line[]) { sum = n = 0; mn = inf; mx = -inf; strcpy(name,line ); }};struct product{ char name[15]; char prod[5]; int price; int cnt; product(char line1[], char line2[], int p, int c) { strcpy(name, line1); strcpy(prod, line2); price = p; cnt = c; }};vector<person>per;vector<commodity>thing;vector<product>buys, sells;bool compbuy(const product &a, const product &b){ if(a.price==b.price) return a.cnt<b.cnt; return a.price>b.price;}bool compsell(const product &a, const product &b){ if(a.price==b.price) return a.cnt<b.cnt; return a.price<b.price;}bool printCompThing(const commodity &a, const commodity &b){ return strcmp(a.name,b.name)<0;}bool printCompPerson(const person &a, const person &b){ return strcmp(a.name,b.name)<0;}void printall(){ sort(thing.begin(), thing.end(), printCompThing); for (int i = 0; i<thing.size(); i++) printf("%s %d %d %dn", thing[i].name, thing[i].mn, thing[i].sum/thing[i].n, thing[i].mx); puts("--"); sort(per.begin(), per.end(), printCompPerson); for (int i = 0; i<per.size(); i++) printf("%s %d %dn", per[i].name, per[i].buy, per[i].sell); puts("----------"); return;}void printBuyList(){ cout<<"Buy ---------------"<<endl; for (int i = 0; i<buys.size(); i++) cout<<"N: "<<buys[i].name<<" Prod: "<<buys[i].prod<<" Price: "<<buys[i].price<<" cnt: "<<buys[i].cnt<<endl; cout<<"-------------------"<<endl; return;}void printSellList(){ cout<<"Sell---------------"<<endl; for (int i = 0; i<sells.size(); i++) cout<<"N: "<<sells[i].name<<" Prod: "<<sells[i].prod<<" Price: "<<sells[i].price<<" cnt: "<<sells[i].cnt<<endl; cout<<"-------------------"<<endl; return;}int main(){ int t, n, m, cas=1, price, x,y, dealprice; char name[20], type[10], com[5]; while(~scanf("%d", &n)&&n) { per.clear(); thing.clear(); buys.clear(); sells.clear(); for (int i = 0; i<n; i++) { scanf(" %s %s %s %d", name, type, com, &price); int j; for (j = 0; j<per.size(); j++) if(!strcmp(per[j].name, name)) break; if(j==per.size()) per.pb(person(name)); if(!strcmp(type, "SELL")) { if(!buys.empty()) { sort(buys.begin(), buys.end(), compbuy); for (j = 0; j<buys.size(); j++) { if(strcmp(buys[j].name, name) && !strcmp(com,buys[j].prod) && price<= buys[j].price) { dealprice = (price+buys[j].price)/2; int ii; for (ii = 0; ii<per.size(); ii++ ) if(!strcmp(per[ii].name, name)) break; per[ii].sell+=dealprice; for (ii = 0; ii<per.size(); ii++ ) if(!strcmp(per[ii].name, buys[j].name)) break; per[ii].buy+=dealprice; for (ii = 0; ii<thing.size(); ii++ ) if(!strcmp(thing[ii].name, com)) break; if(ii==thing.size()) thing.pb(commodity(com)); thing[ii].n++; thing[ii].sum+=dealprice; thing[ii].mn = min(thing[ii].mn, dealprice); thing[ii].mx = max(thing[ii].mx, dealprice); break; } } if(j==buys.size()) sells.pb(product(name,com, price,i)); else buys.erase(buys.begin()+j); } else sells.pb(product(name,com, price,i)); } else { if(!sells.empty()) { sort(sells.begin(), sells.end(), compsell); int j; for (j = 0; j<sells.size(); j++) { if(strcmp(sells[j].name, name) && !strcmp(com,sells[j].prod) && sells[j].price <= price) { dealprice = (price+sells[j].price)/2; int ii; for (ii = 0; ii<per.size(); ii++ ) if(!strcmp(per[ii].name, name)) break; per[ii].buy+=dealprice; for (ii = 0; ii<per.size(); ii++ ) if(!strcmp(per[ii].name, sells[j].name)) break; per[ii].sell+=dealprice; for (ii = 0; ii<thing.size(); ii++ ) if(!strcmp(thing[ii].name, com)) break; if(ii==thing.size()) thing.pb(commodity(com)); thing[ii].n++; thing[ii].sum+=dealprice; thing[ii].mn = min(thing[ii].mn, dealprice); thing[ii].mx = max(thing[ii].mx, dealprice); break; } } if(j==sells.size()) buys.pb(product(name,com, price,i)); else sells.erase(sells.begin()+j); } else buys.pb(product(name,com, price,i)); } } printall(); } return 0;}
