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21 lines
383 B
C++
21 lines
383 B
C++
//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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