OK, smá c forrit eftir minni - óprófað og óþýtt (þar sem ég er ekki með uppsettan C-þýðanda) :Þ #include <stdio.h> #define MAX_NUMBER 10000; #define ARRAY_SIZE 810; int iaNumbers[ARRAY_SIZE]; int isHappy(int iNum); int main() { int i, iNumber; for( i = 1; i < ARRAY_SIZE; i++ ) iaNumbers[i] = -1; iaNumbers[0] = 1; for( iNumber=2; iNumber <= MAX_NUMBER; iNumber++ ) if( isHappy(iNumber) ) printf("%d, ", iNumber); return 0; } int isHappy(int iNum) { int n, iResult; iResult = iNum; while( iResult...