题目描述

样例

#include<iostream>
#include<iomanip>
using namespace std;
int main() {
    double x;
    double y = 0;
    double z = 0;
    cin >> x;
    if (x <= 400) {
        y = 0.15;
        z = x * y;
    }
    else if (x <= 800 && x > 400) {
        y = 0.12;
        z = x * y;
    }
    else if (x <= 1200 && x > 800) {
        y = 0.1;
        z = x * y;
    }
    else if (x <= 2000 && x > 1200) {
        y = 0.07;
        z = x * y;
    }
    else if (x > 2000) {
        y = 0.04;
        z = x * y;
    }

    cout << fixed << setprecision(2)<< "Novo salario: " << z + x << endl;
    cout << fixed << setprecision(2)<<"Reajuste ganho: " << z << endl;
    cout << fixed << setprecision(0)<< "Em percentual: " << y * 100 << " %" << endl;
    return 0;
}

算法1

(暴力枚举) $O(n^2)$

blablabla

时间复杂度

参考文献

C++ 代码

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算法2

(暴力枚举) $O(n^2)$

blablabla

时间复杂度

参考文献

C++ 代码

blablabla