Problem A?Garbage Classification

https://ac.nowcoder.com/acm/contest/886/A

題意：

題解：模擬

C++版本一

/* *@Author: STZG *@Language: C++ */ #include <bits/stdc++.h> #include<iostream> #include<algorithm> #include<cstdlib> #include<cstring> #include<cstdio> #include<string> #include<vector> #include<bitset> #include<queue> #include<deque> #include<stack> #include<cmath> #include<list> #include<map> #include<set> //#define DEBUG #define RI register int #define endl "\n" using namespace std; typedef long long ll; //typedef __int128 lll; const int N=100000+10; const int M=100000+10; const int MOD=1e9+7; const double PI = acos(-1.0); const double EXP = 1E-8; const int INF = 0x3f3f3f3f; int t,n,m,k,p,l,r,u,v; int ans,cnt,flag,temp,sum; int a[N]; char str[N],ss[27]; struct node{}; string s[4]={"Harmful","Recyclable","Dry","Wet"}; int main() { #ifdef DEBUGfreopen("input.in", "r", stdin);//freopen("output.out", "w", stdout); #endif//ios::sync_with_stdio(false);//cin.tie(0);//cout.tie(0);scanf("%d",&t);int T=0;while(t--){scanf("%s%s",str,ss);int len=strlen(str);a[0]=a[1]=a[2]=0;for(int i=0;i<len;i++){if(ss[str[i]-'a']=='d')a[0]++;if(ss[str[i]-'a']=='w')a[1]++;if(ss[str[i]-'a']=='h')a[2]++;}cout<<"Case #"<<++T<<": ";if(4*a[2]>=len){cout<<s[0]<<endl;}else if(10*a[2]<=len){cout<<s[1]<<endl;}else if(a[0]>=2*a[1]){cout<<s[2]<<endl;}else {cout<<s[3]<<endl;}}#ifdef DEBUGprintf("Time cost : %lf s\n",(double)clock()/CLOCKS_PER_SEC); #endif//cout << "Hello world!" << endl;return 0; }

Problem B?Shorten IPv6 Address

https://ac.nowcoder.com/acm/contest/886/B

題意：

題解：模擬

C++版本一

/* *@Author: STZG *@Language: C++ */ #include <bits/stdc++.h> #include<iostream> #include<algorithm> #include<cstdlib> #include<cstring> #include<cstdio> #include<string> #include<vector> #include<bitset> #include<queue> #include<deque> #include<stack> #include<cmath> #include<list> #include<map> #include<set> //#define DEBUG #define RI register int #define endl "\n" using namespace std; typedef long long ll; //typedef __int128 lll; const int N=100000+10; const int M=100000+10; const int MOD=1e9+7; const double PI = acos(-1.0); const double EXP = 1E-8; const int INF = 0x3f3f3f3f; int t,n,m,k,p,l,r,u,v; int cnt,flag,temp,sum; int a[N]; char str[N]; char tmp[N]; struct node{string val;bool operator <(const node S)const{if(S.val.size()==val.size()){return val<S.val;}return val.size()<S.val.size();} }ans[N]; int main() { #ifdef DEBUGfreopen("input.in", "r", stdin);//freopen("output.out", "w", stdout); #endif//ios::sync_with_stdio(false);//cin.tie(0);//cout.tie(0);scanf("%d",&t);int T=0;while(t--){scanf("%s",str);ans[0].val="";for(int i=0;i<128;i+=16){int id=i/16;a[id]=0;for(int j=0;j<16;j++){if(str[i+j]=='1')a[id]=a[id]+(1<<(16-j-1));}sprintf(tmp,"%x",a[id]);if(i==0) ans[0].val=tmp;else ans[0].val+=':'+(string)tmp;}//cout<<ans[0].val<<endl;cnt=0;for(int i=0;i<8;i++){l=i;r=i;if(a[i]==0&&(i==0||a[i-1]!=0)){for(int j=i;j<8;j++){if(a[j]==0)r=j;else break;}if(r-l>=1){cnt++;ans[cnt].val="";for(int j=0;j<8;j++){sprintf(tmp,"%x",a[j]);if(l<j&&j<r)continue;if(j==l||r==j){ans[cnt].val+=':';continue;}//printf("%x\n",a[j]);if(j==0||j==r+1) ans[cnt].val+=tmp;else ans[cnt].val+=':'+(string)tmp;}//cout<<ans[cnt].val<<" "<<l<<" "<<r<<endl;}}}sort(ans,ans+cnt+1);cout<<"Case #"<<++T<<": "<<ans[0].val<<endl;}#ifdef DEBUGprintf("Time cost : %lf s\n",(double)clock()/CLOCKS_PER_SEC); #endif//cout << "Hello world!" << endl;return 0; }

Problem C?

?

題意：

題解：

C++版本一

?

Problem D?Move

https://ac.nowcoder.com/acm/contest/886/D

題意：

題解：

C++版本一

/* *@Author: STZG *@Language: C++ */ #include <bits/stdc++.h> #include<iostream> #include<algorithm> #include<cstdlib> #include<cstring> #include<cstdio> #include<string> #include<vector> #include<bitset> #include<queue> #include<deque> #include<stack> #include<cmath> #include<list> #include<map> #include<set> //#define DEBUG #define RI register int #define endl "\n" using namespace std; typedef long long ll; //typedef __int128 lll; const int N=1000+10; const int M=100000+10; const int MOD=1e9+7; const double PI = acos(-1.0); const double EXP = 1E-8; const int INF = 0x3f3f3f3f; int t,n,m,k,p,l,r,u,v; int ans,cnt,flag,temp,sum; int a[N]; int vis[N]; char str; struct node{}; bool sloved(int mid){memset(vis,0,sizeof(vis));cnt=0;for(int i=1;i<=k;i++){int now=mid;for(int j=n;j>=1;j--){if(now>=a[j]&&!vis[j]){now-=a[j];vis[j]=1;cnt++;}}if(cnt>=n)break;}return cnt>=n; } int main() { #ifdef DEBUGfreopen("input.in", "r", stdin);//freopen("output.out", "w", stdout); #endif//ios::sync_with_stdio(false);//cin.tie(0);//cout.tie(0);scanf("%d",&t);int T=0;while(t--){scanf("%d%d",&n,&k);sum=0;int maxl=0;for(int i=1;i<=n;i++)scanf("%d",&a[i]),sum+=a[i],maxl=max(maxl,a[i]);sort(a+1,a+n+1);l=max(maxl,(int)ceil(sum/k));r=sum;ans=sum;for(int i=l;i<=r;i++)if(sloved(i)){ ans=i;break;}cout<<"Case #"<<++T<<": "<<ans<<endl;}#ifdef DEBUGprintf("Time cost : %lf s\n",(double)clock()/CLOCKS_PER_SEC); #endif//cout << "Hello world!" << endl;return 0; }

Problem E?

?

題意：

題解：

C++版本一

?

Problem F?

?

題意：

題解：

C++版本一

?

Problem G?

?

題意：

題解：

C++版本一

?

Problem H?

?

題意：

題解：

C++版本一

?

Problem I?

?

題意：

題解：

C++版本一

?

Problem J?Upgrading Technology

https://ac.nowcoder.com/acm/contest/886/J

題意：

題解：

C++版本一

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