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  • 数学——415B. Mashmokh and Tokens

    ---恢复内容开始---

    B. Mashmokh and Tokens
    time limit per test
    1 second
    memory limit per test
    256 megabytes
    input
    standard input
    output
    standard output

    Bimokh is Mashmokh's boss. For the following n days he decided to pay to his workers in a new way. At the beginning of each day he will give each worker a certain amount of tokens. Then at the end of each day each worker can give some of his tokens back to get a certain amount of money. The worker can save the rest of tokens but he can't use it in any other day to get more money. If a worker gives back w tokens then he'll get  dollars.

    Mashmokh likes the tokens however he likes money more. That's why he wants to save as many tokens as possible so that the amount of money he gets is maximal possible each day. He has n numbers x1, x2, ..., xn. Number xi is the number of tokens given to each worker on the i-th day. Help him calculate for each of n days the number of tokens he can save.

    Input

    The first line of input contains three space-separated integers n, a, b (1 ≤ n ≤ 105; 1 ≤ a, b ≤ 109). The second line of input contains n space-separated integers x1, x2, ..., xn (1 ≤ xi ≤ 109).

    Output

    Output n space-separated integers. The i-th of them is the number of tokens Mashmokh can save on the i-th day.

    Examples
    input
    5 1 4
    12 6 11 9 1
    output
    0 2 3 1 1 
    input
    3 1 2
    1 2 3
    output
    1 0 1 
    input
    1 1 1
    1
    output
    0 

    题意:老板每天给员工Xi代金券,员工可以用代金券换取现金,所获得的现金是
     ,w是给老板的代金券。现在要求:用每天的代金券尽量换取多的现金,最多可以省下多少现金券。
    题解:先求w*a%b,因为w*a/b就是能得到的最多的钱,%b则可以求出所得钱最多的同时可以剩下“多少”,不过剩下的是乘a后的数量,所以还需要再除a.
    /*B*/
    #include<cstdio>
    #include<cstring>
    using namespace std;
    
    const int maxn=100000+100;
    int main()
    {
        long long  n,a,b;
        long long x[maxn];
        while(scanf("%I64d%I64d%I64d",&n,&a,&b)!=EOF)
        {
            for(int i=0;i<n;i++)
                scanf("%I64d",&x[i]);
            long long ans[maxn];
            for(int i=0;i<n;i++)
            {
                long long temp=x[i]*a%b;
                ans[i]=temp/a;
            }
            for(int i=0;i<n;i++)
                printf("%I64d ",ans[i]);
            printf("
    ");
        }
        return 0;
    }
     
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  • 原文地址:https://www.cnblogs.com/yepiaoling/p/5316794.html
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