题解 | #合并表记录#

#include "stdio.h"

int main()
{
    int number=0,count = 0;
    scanf("%d",&number);
    int buf[number][2];
    char flag=0;
    for(int i=0;i<number;i++)
    {
        int temp1,temp2;
        flag = 0;
        scanf("%d %d",&temp1,&temp2);
        for(int j=0;j<count;j++)
        {
            if(temp1 == buf[j][0])
            {
                buf[j][1]+=temp2;
                flag =1;
            }
        }
        if(flag == 0)
        {
            buf[count][0] = temp1;
            buf[count][1] = temp2;
            count ++;
        }
    }
    int i=0;
    int j=0;
    for(i=0;i<count-1;i++)
    {
        for(j=0;j<count-1-i;j++)
            if(buf[j][0]>buf[j+1][0])
            {
                int temp1,temp2;
                temp1 = buf[j][0];
                temp2 = buf[j][1];
                buf[j][0] = buf[j+1][0];
                buf[j][1] = buf[j+1][1];
                buf[j+1][0] = temp1;
                buf[j+1][1] = temp2;
            }
    }
        
    for(j=0;j<count;j++)
    {
        printf("%d %d\n",buf[j][0],buf[j][1]);
    }
    return 0;
}

保存+冒泡 应该能搞定吧