#include <stdio.h>
typedef struct {
int a;
int b;
} test_t;
test_t zikken(test_t tst) {
test_t result;
result.a=2*tst.a+3*tst.b;
result.b=3*tst.a+2*tst.b;
return result;
}
int main(void) {
test_t testa;
test_t testb;
testa.a=5;
testa.b=7;
testb=zikken(testa);
printf("%d %d\n",testb.
a,testb.
b); return 0;
}
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