acm大一寒假集训

1481谁考了第k名

#include 
#include 
using namespace std;
typedef struct stu
{
    int id;
    float score;
}stu;
stu p[100];
bool cmp1(stu a,stu b)
{
    return a.score>b.score;
}
int main()
{
    int n,k,i;
    cin>>n>>k;
    for(i=1;i<=n;i++)
        cin>>p[i].id>>p[i].score;
    sort(p+1,p+1+n,cmp1);
    i=k;
    cout< 
1482奇数单增序列
 
#include 
#include 
using namespace std;

int main()
{
    int n,i,j=1;
    int a[505],b[505];
    cin>>n;
    for(i=1;i<=n;i++)
        cin>>a[i];
    for(i=1;i<=n;i++)
    {
        if(a[i]%2==1)
            b[j++]=a[i];
    }
    sort(b+1,b+1+j-1);
    for(i=1;i 
1483成绩排序
 
#include 
#include 
using namespace std;
typedef struct stu
{
    char name[25];
    int score;
}stu;
stu p[20];
bool cmp(stu a,stu b)
{
    if(a.score==b.score)
        return a.name[0]b.score;
}
int main()
{
    int n,i;
    cin>>n;
    for(i=1;i<=n;i++)
        cin>>p[i].name>>p[i].score;
    sort(p+1,p+1+n,cmp);
    for(i=1;i<=n;i++)
    cout< 
554老和尚的导员
 
#include 
#include
#include 
using namespace std;
typedef struct stu
{
    int id;
    int a;
    int b;
    int c;
    int d;
    int score;
}stu;
stu p[105];
bool cmp(stu x,stu y)
{
    if(x.score!=y.score)

        return x.score>y.score;

    else if(x.a!=y.a)

        return x.a>y.a;

    else if(x.b!=y.b)

        return x.b>y.b;

    else if(x.c!=y.c)

        return x.c>y.c;

    else return x.d>y.d;

}
int main()
{
    int n,i;
    while(scanf("%d",&n)!=EOF)
    {for(i=1;i<=n;i++)
        {
            cin>>p[i].a>>p[i].b>>p[i].c>>p[i].d;
            p[i].id=i;
            p[i].score=p[i].a+p[i].b+p[i].c+p[i].d;
        }
    sort(p+1,p+1+n,cmp);
    for(i=1;i<=n;i++)
    cout< 
556健忘的老和尚
 
#include 
#include
#include 
using namespace std;
typedef struct stu
{
    char name[105];
    int score;
}stu;
stu p[105];
bool cmp(stu x,stu y)
{
    return x.score>p[i].name>>p[i].score;
        }
    sort(p+1,p+1+n,cmp);
    for(i=n-m+1;i<=n;i++)
    cout< 
873戏说三国
 
#include 
#include
#include 
using namespace std;
typedef struct stu
{
    char name[25];
    double score,a,b,c;
}stu;
stu p[100000];
bool cmp(stu x,stu y)
{
    if(x.score!=y.score)return x.score>y.score;
    else if(x.a!=y.a)return x.a>y.a;
    else if(x.b!=y.b)return x.b>y.b;
    else return x.c>y.c;
}
int main()
{
    int n,t,i,j;
    float an,bn,cn;
    while(scanf("%d",&t)!=EOF)
    {
        for(j=0;j>p[i].name>>p[i].a>>p[i].b>>p[i].c;
                  p[i].score=p[i].a*an+p[i].b*bn+p[i].c*cn;
               }
            sort(p+1,p+1+n,cmp);
            printf("Case #%d:n",j+1);
            for(i=1;i<=n;i++)
                printf("%s %.4f %.4f %.4f %.4fn",p[i].name,p[i].score,p[i].a*an,p[i].b*bn,p[i].c*cn);
        }
    }
    return 0;
}

 
874相约摩洛哥
 
#include 
#include
#include 
using namespace std;
typedef struct stu
{
    char name[15];
    int a,b,c,A,B,C;
    int ts;
    int time;
}stu;
stu p[100000];
bool cmp(stu x,stu y)
{
    if(x.ts!=y.ts)return x.ts>y.ts;
    else return x.time>p[i].name>>p[i].a>>p[i].b>>p[i].c;
        for(i=1;i<=n;i++)
            cin>>p[i].A>>p[i].B>>p[i].C;
        for(i=1;i<=n;i++)
            {
                p[i].ts=0;
                if(p[i].a!=-1)p[i].ts++;
                if(p[i].b!=-1)p[i].ts++;
                if(p[i].c!=-1)p[i].ts++;
            }
        for(i=1;i<=n;i++)
        {
            p[i].time=0;
            if(p[i].a!=-1)p[i].time=p[i].time+p[i].a+(p[i].A-1)*20;
            if(p[i].b!=-1)p[i].time=p[i].time+p[i].b+(p[i].B-1)*20;
            if(p[i].c!=-1)p[i].time=p[i].time+p[i].c+(p[i].C-1)*20;
        }
        sort(p+1,p+1+n,cmp);
        for(i=1;i<=n;i++)
            cout< 
1297结构体排序题一
 
#include 
#include
#include 
using namespace std;
typedef struct stu
{
    int m,n;
}stu;
stu p[100000];
bool cmp1(stu x,stu y)
{
    if(x.m!=y.m)return x.m>y.m;
    else return x.n>y.n;
}
bool cmp2(stu x,stu y)
{
    if(x.m!=y.m)return x.my.n;
}
bool cmp3(stu x,stu y)
{
    if(x.m!=y.m)return x.m>y.m;
    else return x.n>p[i].m>>p[i].n;
        if(a==0&&b==0)sort(p+1,p+1+n,cmp1);
        else if(a==1&&b==0)sort(p+1,p+1+n,cmp2);
        else if(a==0&&b==1)sort(p+1,p+1+n,cmp3);
        else if(a==1&&b==1)sort(p+1,p+1+n,cmp4);
        for(i=1;i<=n;i++)
            cout<<"("<					
										


					

						
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