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- int aufgabe2(int stelle, int num) {
- if (stelle > 1) {
- return (num % 10 * (int)pow(10, stelle - 1) - num % 10 * (int)pow(10, stelle - 2)) / (int)pow(10, stelle - 2);
- }
- else {
- return num % 10;
- }
- }
- int aufgabe4(int num) {
- int quersumme = num % 10;
- if (num > 9) {
- quersumme = quersumme + (num % 100 - num % 10)/10;
- }
- if (num > 99) {
- quersumme = quersumme + (num % 1000 - num % 100)/100;
- }
- if (num > 999) {
- quersumme = quersumme + (num % 10000 - num % 1000)/1000;
- }
- if (num > 9999) {
- quersumme = quersumme + (num % 100000 - num % 10000)/10000;
- }
- return quersumme;
- }
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