16 lines
231 B
C
16 lines
231 B
C
|
#include <stdio.h>
|
||
|
|
|
||
|
|
int main(void){
|
||
|
|
int days = 0;
|
||
|
|
while(scanf("%d",&days) == 1){
|
||
|
|
int i = 0, numbers = 1;
|
||
|
|
for(i = 1; i < days; i++){
|
||
|
|
numbers += 1;
|
||
|
|
numbers *= 2;
|
||
|
|
}
|
||
|
|
printf("%d\n",numbers);
|
||
|
|
getchar();
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|