摘要:
#include <iostream> #include <stdio.h> using namespace std; int main() { int t; double x1,y1,x2,y2,x3,y3,a,k,s; cin>>t; while(t--) { cin>>x1>>y1>>x2>> 阅读全文
摘要:
#include <stdio.h>#include <string.h>struct milk{ char brand[128]; int price; int volume; double value;}a[100];int main(void){ int i,t,n,d; struct mil 阅读全文