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21 lines
345 B
C++
21 lines
345 B
C++
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//program to check whether a number is an armstrong number or not
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#include<iostream.h>
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#include<Math.h>
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int main()
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{
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int n,k,d,s=0;
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cout<<"Enter a number:";
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cin>>n;
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k=n;
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while(k!=0)
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{
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d=k%10;
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s+=(int)pow(d,3);
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k/=10;
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}
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if(s==n)
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cout<<n<<"is an armstrong number";
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else
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cout<<n<<"is not an armstrong number";
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}
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