答案：153 370 371 407

#include<iostream>
#include<cmath>
using namespace std;
int main(){
    ios::sync_with_stdio(false);
    for(int i = 100; i <= 999; i++){
        if(pow((i / 100), 3) + pow(i / 10 % 10, 3) + pow(i % 10, 3) == i)cout << i << " ";
    }
    return 0;
}

#include<bits/stdc++.h>
using namespace std;
int main()
{
int x,a,b,c;
for(x=100;x<=999;x++)
{
a=x/100;
b=(x-a*100)/10;
c=x%10;
if(a*a*a+b*b*b+c*c*c==x)
cout<<x<<" ";

}
return 0;
}

#include<iostream>
#include<cmath>
#include<iomanip>
using namespace std;
int main()
{
int x,a,b,c;
for(x=100;x<=999;x++)
{
a=x/100;
b=(x-a*100)/10;
c=x%10;
if(a*a*a+b*b*b+c*c*c==x)
cout<<x<<" ";

}
return 0;
}

#include<iostream>
using namespace std;

int main()
{
int num = 100;
do
{
int a = 0;
int b = 0;
int c = 0;
a = num % 10;
b = num / 10 % 10;
c = num / 100;
if (a*a*a + b*b*b + c*c*c == num)
{
cout << num << " ";
}
num++;
} while (num < 1000);
cout << endl;
system("pause");
return 0;
}