1002

PAT_A_1002

#include<stdio.h>
#define N 1000+10
double A1[N], A2[N];
int k1, k2, k3;
void Init()
{
    int i;
    for (i = 0; i <= 1000; i++)
    {
        A1[i] = A2[i] = 0;
    }
}
void Input(double A[])
{
    int i, k, e;
    double a;
    scanf("%d", &k);
    for (i = 1; i <= k; i++)
    {
        scanf("%d%lf", &e, &a);
        A[e] = a;
    }
}
void Add(double A1[], double A2[])
{
    int i;
    k3 = 0;
    for (i = 0; i <= 1000; i++)
    {
        A1[i] += A2[i];
        if (A1[i] != 0)
            k3++;
    }
}
void Print(double A[])
{
    int i;
    printf("%d", k3);
    for (i = 1000; i >= 0; i--)
    {
        if (A[i] != 0)
            printf(" %d %0.1lf", i, A[i]);
    }
    printf("\n");
}
int main()
{
    Init();
    Input(A1);
    Input(A2);
    Add(A1, A2);
    Print(A1);
    system("pause");
    return 0;
}

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转载自blog.csdn.net/zero_1778393206/article/details/79850212