1月22日

pta16

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int n;
    cin>>n;
    int flag=1;
    int arr[18]={7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2};
    char m[12]={"10X98765432"};
    for(int i=1;i<=n;i++)
    {
        int sum=0;
        char str[20];
        cin>>str;
        for(int j=0;j<17;j++)
        {
            sum+=(str[j]-'0')*arr[j];
        }
        int k=sum%11;
        if(str[17]!=m[k])
            {
				cout<<str<<endl;
				flag=0;
			}
    }
    if(flag)
        cout<<"All passed";
}

pta17

#include<bits/stdc++.h>
using namespace std;
int main()
{
    char str[1005];
    cin>>str;
    double fu=1.0;
    int l=strlen(str),num=0;
    for(int i=0;i<l;i++)
    {
        if(str[i]-'0'==2)
            num++;
        if(str[i]=='-')
            fu=1.5;
    }
    if((str[l-1]-'0')%2==0)
        fu*=2.0;
    if(str[0]=='-')
l--;
    double x=num*1.0/l;
    fu=fu*x*100;
    printf("%.2lf%%",fu);
    return 0;
}

pta18

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int h,m;
    scanf("%d:%d",&h,&m);
    if(h<12||(h==12&&m==0))
    {
        printf("Only %02d:%02d.  Too early to Dang.\n",h,m);
    }
    else
    {
        if(m!=0)
        {
            int t=h-12+1;
            while(t--)
                printf("Dang");
            cout<<endl;
        }
        else
        {
            int t=h-12;
            while(t--)
                printf("Dang");
            cout<<endl;
        }
    }
    return 0;
}

pta19

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int a1,b1;
    cin>>a1>>b1;
    int n;
    cin>>n;
    int na=0,nb=0;
    while(n--)
    {
        int a2,a3,b2,b3;
        cin>>a2>>a3>>b2>>b3;
        if(a3==a2+b2&&b3!=a2+b2)
            na++;
         if(b3==a2+b2&&a3!=a2+b2)
            nb++;
        if(na>a1&&nb<=b1)
        {cout<<"A"<<endl<<nb<<endl;
        break;}
        if(nb>b1&&na<=a1)
        {
            cout<<"B"<<endl<<na<<endl;
            break;
        }
    }
    return 0;
}

pta21

#include<bits/stdc++.h>
using namespace std;
int main()
{
    cout<<"I'm gonna WIN!"<<endl;
    cout<<"I'm gonna WIN!"<<endl;
    cout<<"I'm gonna WIN!"<<endl;
     return 0;
}

[NOIP2015]扫雷游戏

#include<bits/stdc++.h>
using namespace std;
int main()
{
    char a[105][105];
    int x,y;
   cin>>x>>y;
    for(int i=1;i<=x;i++)
    {
        getchar();
        for(int j=1;j<=y;j++)
        {
            cin>>a[i][j];
        }
    }
    for(int i=1;i<=x;i++)
    {
        for(int j=1;j<=y;j++)
        {
            if(a[i][j]=='*')
            {printf("*");continue;}
            else
            {
                int sum=0;
                if(a[i-1][j]=='*')
                    sum++;
                if(a[i-1][j+1]=='*')
                    sum++;
                if(a[i-1][j-1]=='*')
                    sum++;
                if(a[i+1][j-1]=='*')
                    sum++;
                if(a[i+1][j+1]=='*')
                    sum++;
                if(a[i][j-1]=='*')
                    sum++;
                if(a[i][j+1]=='*')
                    sum++;
                if(a[i+1][j]=='*')
                    sum++;
                cout<<sum;
            }
        }
        cout<<endl;
    }
    return 0;
}