资讯详情

蓝桥杯官网 试题 PREV-240 历届真题 答疑【第十一届】【决赛】【研究生组】【C++】【C】【Java】【Python】...

为了帮助你在6月18日的比赛中取得更好的成绩,我将在蓝桥杯官方网站上发布历届决赛的四种语言问题。我希望它能帮助你的成绩。

今年最大的目标是为1亿技术人员创造更高的价值。


资源限制

内存限制:256.0MB C/C 时间限制:1.0s Java时间限制:3.0s Python时间限制:5.0s

C

  #include <iostream> #include <cstring> #include <algorithm> #include <cstdio>  using namespace std;  typedef long long ll;  const int N=1e6 10; struct time {  int s,a,e,sum,Time;  }; bool cmp(time a,time b) {  return a.sum<b.sum; } int main() {  ll n;  cin>>n;  time T[n];  for(ll i=0;i<n;i  )  {   cin>>T[i].s>>T[i].a>>T[i].e;   T[i].sum=T[i].s T[i].a T[i].e;  }  sort(T,T n,cmp);  T[0].Time=T[0].s T[0].a;  for(ll i=1;i<n;i  )  {   T[i].Time=T[i-1].Time T[i-1].e T[i].s T[i].a;  }  ll k=0;  for(ll i=0;i<n;i  )  {   k =T[i].Time;  }  cout<<k;  return 0; }

C

#include <stdio.h> int shuru(int ,int []); void paixu(int ,int []); void bing(int ,int []); void copy(int ,int [],int []); long long qiu_zosj(int ,int ,int []);  int main(void)  {  int n;  scanf("%d",&n);  int shijian[n];  int likai = shuru(n,shijian);  paixu(n,shijian);  printf("%lld\n",qiu_zosj(likai,n,shijian));  return 0; }  long long qiu_zosj(int lk,int n,int a[]) {  long long zsj = 0LL;  int i;  int n_ = n;  for(i = 0;i < n; i  )  {   zsj  = a[i] * n_;   n_ --;  }  return zsj - lk; }  void copy(int n,int b[],int a[]) {  while(n -- > 0)  {   *b    = *a   ;  } }  void bing(int n,int a[]) {  int b[n];  copy(n,b,a);  int *q = b;  int q_gs = n/2;  int *h = b n/2;  int h_gs = n-n/2;  while(q_gs > 0 && h_gs > 0)  {   if(*q < *h)   {    *a    = *q  ;    q_gs --;   }   else   {    *a    = *h  ;    h_gs --;   }  }  while(q_gs > 0)  {   *a    = *q  ;   q_gs --;  }  while(h_gs > 0)  {   *a    = *h  ;   h_gs --;  } }  void paixu(int n,int a[]) {  if(n > 1)  {   paixu(n/2,a);   paixu(n-n/2,a n/2);   bing(n,a);  } }  int shuru(int n,int a[]) {  int likai = 0;  int i;  for(i = 0 ;i < n ; i  )  {   int j , jie , li;   scanf("%d%d%d",&j,&jie,&li);   a[i] = j jie li;   likai  = li;  }  return likai; }

Java

import java.io.IOException; import java.io.StreamTokenizer; import java.util.Arrays;  public class Main {  public static void main(String[] args) throws IOException {   StreamTokenizer in=new StreamTokenizer(System.in);   in.nextToken();   int n=(int) in.nval;   user[] u=new user[n];   for (int i = 0; i < n; i  ) {    in.nextToken();    int a=(int) in.nval;    in.nextToken();    a =(int) in.nval;    in.nextToken();    int c=(int) in.nval;    u[i]=new user(a,c,a c);   }   Arrays.sort(u);   //System.out.println(Arrays.toString(u));   long ans=0,m=0;   for (int i = 0; i < n; i  ) {    ans =m =u[i].ab;    m =u[i].c;   }   System.out.println(ans);  }  static class user implements Comparable<user> {   int ab;   int c;   int sum;   public user(int ab, int c, int sum) {    this.ab = ab;    this.c = c;    this.sum = sum;   }   public user() {   }   @Override   public int compareTo(user o) {    return this.sum-o.sum;   }   @Override   public String toString() {    return "user [ab="   ab   ", c="   c   ", sum="   sum   "]";   }     } } 

Python

class TimeCost():      def __init__(s, a, b, c):         s.w = a   b         s.s = s.w   c          def __lt__(s, o):         return s.s < o.s  n = int(input()) l = [] for i in range(n):     a, b, c = map(int, input().split())     l.append(TimeCost(a, b, c)) l = sorted(l) # 就按照时间和排序一下就行了。 s, s1 = 0, 0 for i in l:     s  = i.w   s1     s1  = i.s print(s)

标签: 2静态交流断电延时继电器zsj

锐单商城拥有海量元器件数据手册IC替代型号,打造 电子元器件IC百科大全!

锐单商城 - 一站式电子元器件采购平台