算法题目---计算数字连续和

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输入一个正数s,打印出所有和为s的连续正数序列(至少含有两个数)。


void PrintContinuousSequence(int small,int big)
{
    for(int i = small;i <= big;++i)
        printf("%d ",i);
    printf("\n");
}

void FindContinusSequence(int sum)
{
    if(sum < 3)
        return;
    
         int small = 1;
    int big = 2;
    int middle = (1 + sum) / 2;
    int curSum = small + big;

    while(small < middle)
    {
        if(curSum == sum)
            PrintContinuousSequence(small, big);

        while(curSum > sum && small < middle)
        {
            curSum -= small;
            small ++;

            if(curSum == sum)
                PrintContinuousSequence(small, big);
        }

        big ++;
        curSum += big;
    }
}

void Test(char* testName, int sum)
{
    if(testName != NULL)
        printf("%s for %d begins: \n", testName, sum);

    FindContinusSequence(sum);
}

int main()
{
    Test("test1", 1);
    Test("test2", 3);
    Test("test3", 4);
    Test("test4", 9);
    Test("test5", 15);
    Test("test6", 100);

    return 0;
}

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