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#include <stdio.h> main() { int no, res = 0, a, rem; printf("Enter a number\n"); scanf("%d",&no); a = no; while( a != 0 ) { rem = a%10; res = res+ rem*rem*rem; ta = a/10; } if ( no == res ) printf("Entered number is an armstrong number."); else printf("Entered number is not an armstrong number."); return 0; }