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QFNU-ACM 2020.4.11 组队赛|QFNU-ACM 2020.04.12个人赛

作者:互联网

组队:

H:

#include<iostream>
#include<cstdio>
#include<set>
#include<queue>
#include<stack>
#include<vector>
#include<bitset>
#include<cstring>
#include<string>
#include<algorithm>
#include<cmath>
using namespace std;
typedef long long ll;
const int MAXN=1e5+10;

int a,b,l,r,mid,flag=0;

 int main(){
    
    while(scanf("%d",&a)!=EOF){
        if(a%2)
            printf("0\n");
        
        else
            printf("1\n");
        
    }
     
    return 0;
}

I

#include<iostream>
#include<cstdio>
#include<set>
#include<queue>
#include<stack>
#include<vector>
#include<bitset>
#include<cstring>
#include<string>
#include<algorithm>
#include<cmath>
#define PI 3.1415927

using namespace std;
typedef long long ll;
const int MAXN=1e5+10;

int a,r,mid,flag=0;
double area,l,b;
 int main(){
    
    while(scanf("%d %lf",&a,&b)!=EOF){
        area=0;
        for(int i = 1;i <= a;i++){
            scanf("%lf",&l);
            area += sin(l*PI/180)*b*b/2;
            
        }
        printf("%.3f\n",area);
    }
     
    return 0;
}

J:

#include<iostream>
#include<cstdio>
#include<set>
#include<queue>
#include<stack>
#include<vector>
#include<bitset>
#include<cstring>
#include<string>
#include<algorithm>
#include<cmath>
#define PI 3.1415927

using namespace std;
typedef long long ll;
const int MAXN=1e5+10;

int a,r,mid,flag=0,l;
ll ss;
 int main(){
    
    while(scanf("%d ",&a)!=EOF){
        r=0;
        for(int i = 1;i <= a;i++){
            cin>>ss;
            for(int j=0;j<4;j++){
                if(ss%256==97)
                    r++;
                ss>>=8;
            }
        }
        printf("%d\n",r);
    }
     
    return 0;
}

个人赛

A

#include<iostream>
#include<cstdio>
#include<set>
#include<queue>
#include<stack>
#include<vector>
#include<bitset>
#include<cstring>
#include<string>
#include<algorithm>
using namespace std;
typedef long long ll;
const int MAXN=1e5+10;
inline int read(){
    int x=0,y=1;
    char ch=getchar();
    while(ch<'0'||ch>'9'){
        if(ch=='-'){
            y=-1;
        }
        ch=getchar();
    }
    while(ch>='0'&&ch<='9'){
        x=(x<<1)+(x<<3)+(ch^48);
        ch=getchar();
    }
    return x*y;
}
struct book{
    int index,x;
    
}g[MAXN];
bool cmp(struct book z, struct book y){
    return z.x < y.x;
}
int main(){
    int n,a[MAXN],flag=0;
    n=read();
    if(n==1){
        printf("-1\n");
        return 0;
    }
    if(n==2)
        flag=1;
    for(int i = 1;i<=n;i++){
        g[i].x=read();
        g[i].index=i;
    }
    sort(g+1,g+1+n,cmp);
    if(flag){
        if(g[1].x==g[2].x){
            printf("-1\n");
            return 0;
        }
    }
    printf("%d\n",n-1);
    for(int i = 2;i<=n;i++){
        if(i!=2)
            printf(" ");
        
        printf("%d",g[i].index);
    }
    return 0;
}

B:

#include<iostream>
#include<cstdio>
#include<set>
#include<queue>
#include<stack>
#include<vector>
#include<bitset>
#include<cstring>
#include<string>
#include<algorithm>
using namespace std;
typedef long long ll;
const int MAXN=1e5+10;
inline int read(){
    int x=0,y=1;
    char ch=getchar();
    while(ch<'0'||ch>'9'){
        if(ch=='-'){
            y=-1;
        }
        ch=getchar();
    }
    while(ch>='0'&&ch<='9'){
        x=(x<<1)+(x<<3)+(ch^48);
        ch=getchar();
    }
    return x*y;
}
struct book{
    int index,x;
    
}g[MAXN];
bool cmp(struct book z, struct book y){
    return z.x < y.x;
}
int main(){
    int  n,m,a[MAXN],p=0,res=0,in=0,count[MAXN];
    n=read();m=read();
    for(int i = 1; i <= n;i++){
        a[i]=read();
    }
    for(int i = 1;i <= n;i++){
        if(a[i]%2){
            p++;
        }
        else{
            p--;
        }
        if(p==0&&i!=n){
            
            count[in++] += abs(a[i+1]-a[i]);
        }    
    }
    int i=0;
    sort(count,count+in);
    while(i<in){
        m -= abs(count[i]);
        if(m<0){
            break;
        }
        i++;
        res++;
    }
    cout<<res<<endl;
    
    return 0;
}

D

#include<iostream>
#include<cstdio>
#include<set>
#include<queue>
#include<stack>
#include<vector>
#include<bitset>
#include<cstring>
#include<string>
#include<algorithm>
using namespace std;
typedef long long ll;
const int MAXN=1e5+10;
inline int read(){
    int x=0,y=1;
    char ch=getchar();
    while(ch<'0'||ch>'9'){
        if(ch=='-'){
            y=-1;
        }
        ch=getchar();
    }
    while(ch>='0'&&ch<='9'){
        x=(x<<1)+(x<<3)+(ch^48);
        ch=getchar();
    }
    return x*y;
}
struct book{
    int index,x;
    
}g[MAXN];
bool cmp(struct book z, struct book y){
    return z.x < y.x;
}
int main(){
    int n,a[MAXN],count=2,m;
    n=read();m=read();
    for(int i = 1;i<=n;i++){
        a[i]=read();
        if(i!=1){
            if((a[i]-a[i-1])/m==2&&(a[i]-a[i-1])%m==0){
                count+=1;
            }
            else if((a[i]-a[i-1]-1)/m>1){
                count+=2;
            }
            
        } 
        
    }
    cout<<count<<endl;
    
    return 0;
}

E

#include<iostream>
#include<cstdio>
#include<set>
#include<queue>
#include<stack>
#include<vector>
#include<bitset>
#include<cstring>
#include<string>
#include<algorithm>
using namespace std;
typedef long long ll;
const int MAXN=1e5+10;
inline int read(){
    int x=0,y=1;
    char ch=getchar();
    while(ch<'0'||ch>'9'){
        if(ch=='-'){
            y=-1;
        }
        ch=getchar();
    }
    while(ch>='0'&&ch<='9'){
        x=(x<<1)+(x<<3)+(ch^48);
        ch=getchar();
    }
    return x*y;
}
struct book{
    int l,r;
    
}g[MAXN];
bool cmp(struct book z, struct book y){
    if(z.l==y.l)
        return z.r < y.r;
    return z.l < y.l;
}
int main(){
    int n, m,p=0,a[MAXN];
    n=read();m=read();
    memset(a,-1,sizeof(a));
    for(int i=0;i<m;i++){
        g[i].l=read();g[i].r=read();
    }
    for(int i=0;i<n;i++){
        printf("%d",p);
        if(p==0) p=1;
        else p=0;
    }
        
    
    
    return 0;
}

 

标签:11,QFNU,ch,int,ll,ACM,while,long,include
来源: https://www.cnblogs.com/aixiaodezsh/p/12725879.html