#include <cstdio>
int n;
int main (){
scanf(“%d”, &n);
for (int i = 0; i < n; i++)
printf(“%c”, i % 4 < 2 ? ‘a’ : ‘b’);
printf(“\n”);
return 0;
}
#include <cstdio>
int n;
int main (){
scanf(“%d”, &n);
for (int i = 0; i < n; i++)
printf(“%c”, i % 4 < 2 ? ‘a’ : ‘b’);
printf(“\n”);
return 0;
}