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14 lines
213 B
14 lines
213 B
#include <stdio.h>
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double square_to (double *a) {
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*a = *a * *a;
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printf("Das Quadrat ist %f .\n", *a);
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return *a;
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}
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int main() {
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double u=7;
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printf("Das Ergebnis ist: %f .\n", square_to(&u));
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return 0;
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}
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