数据结构_C语言(二)

代码

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目录

A

#include<stdio.h>                               //A
#include<math.h>
int main ()
{
    int a,b;
    scanf("%d %d",&a,&b);
    printf("%d",abs((a+b)%10));                 
    return 0;
}

B

 #include <stdio.h>                              //B
 #include <string.h>
 char str[10001];
 int main(void)
 {
    int n,i;
    scanf("%d\n",&n);
    while(n--)
    {
        gets(str);
        int flag = 1;
        int len = strlen(str);
        for(i = 0; i < (len+1)/2; i++)
            if(str[i] != str[len-1-i])
                flag = 0;
        if(flag)
            printf("YES\n");
        else
            printf("NO\n");
    }
    return 0;
 }

C

#include <stdio.h>                                //C
int main(void)
{
    int a1,a2,a3,b1,b2,b3,c1,c2,c3,sum;
    scanf("%d:%d:%d",&a1,&b1,&c1);
    scanf("%d:%d:%d",&a2,&b2,&c2);
    sum = (a2-a1)*3600 + (b2-b1)*60 + (c2-c1);
    a3 = sum/3600;
    b3 = (sum%3600)/60;
    c3 = sum%60;
    printf("%02d:%02d:%02d\n",a3,b3,c3);
    return 0;
}

D

#include<stdio.h>                                  //D
int main ()
{
    int i,m,x,n,sum=0;
    scanf("%d%d%d",&x,&m,&n);
    for (i = 0; i < n; i++)
    {
        sum += x;
        x += m;
    }
    printf("%d\n",sum);
    return 0;
 }

E

#include <stdio.h>                                 //E
int main(void)
{
    int a1,a2,b1,b2,c,sum;
    scanf("%d:%d",&a1,&b1);
    scanf("%d:%d",&a2,&b2);
    scanf("%d",&c);
    sum = (a2-a1)*60 + (b2-b1) + c*20;
    printf("%d\n",sum);
    return 0;
}

F

#include <stdio.h>                                 //F
int main(void)
{
    int m,n;
    while(~scanf("%d%d",&m,&n))
    printf("%d\n",m-n);return 0;
}

G

#include <stdio.h>                                //G
#include <string.h>
char str[1001];
int main(void)
{
    int i,len,flag = 0;
    gets(str);
    len = strlen(str);
    for (i = 0; i < len - 1; i++)
    {
        if(str[i] == str[i+1])
        {
            printf("%c",str[i]);
            flag = 1;
            return 0;
        }
    }
    if(!flag)
        printf("No\n");
    return 0;
}

H

#include <stdio.h>                                 //H
int main(void)
{
    int a,b;
    while(~scanf("%d%d",&a,&b))
        printf("%d",a+b);
    return 0;
}

I

第I题C++代码出处：光速小子博客

#include <iostream>                                //I此题不会玩。C++代码献上，自己琢磨吧。
#include <string>
#include <cstring>
#include <algorithm>
#include <cmath>
using namespace std;
int flag;
void cal(string s)
{
    if(s.length() == 0)
        return ;
    else
    {
        int len=s.length();
        if(s[len-1]>='p' && s[len-1]<='z')
        {
            flag++;
            cal(s.substr(0,len-1));
        }
        else if(s[len-1]=='N')
            cal(s.substr(0,len-1));
        else if(s[len-1]=='C'||s[len-1]=='D'||s[len-1]=='E'||s[len-1]=='I')
        {
            flag--;
            cal(s.substr(0,len-1));
        }
        else
        {
            flag=0;
            return ;
        }
    }
}
int main()
{
    string s;
    while(cin>>s)
    {
        flag=0;
        cal(s);
        if(flag==1)
            cout<<"YES"<<endl;
        else
            cout<<"NO"<<endl;
    }
    return 0;
}

J

#include <stdio.h>                                  //J
int main(void)
{
    int a,b,c,d;
    while(~scanf("%d%d%d%d",&a,&b,&c,&d))
    {
        if(a == b && c != d)
            printf("A\n");
        else if(a != b && c == d)
            printf("B\n");
        else if(a == b && c == d && a > c)
            printf("A\n");
        else if(a == b && c == d && a < c)
            printf("B\n");
        else if(a != b && c != d && (a+b)%10 > (c+d)%10)
            printf("A\n");
        else if(a != b && c != d && (a+b)%10 < (c+d)%10)
            printf("B\n");
        else
            printf("N\n");
    }
    return 0;
}