#include <stdio.h>
#include <stdlib.h>
int doub(int);
int trip(int);
int half(int);
void fpv_exec(int (**fpv)(int), int n);
void fpvv_exec(int (***fpvv)(int), int n);
void fpvvv_exec(int (****fpvvv)(int), int n);
int doub(int i) {
return i * 2;
}
int trip(int i) {
return i * 3;
}
int half(int i) {
return i / 2;
}
void fpv_exec(int (**fpv)(int), int n) {
int i;
for (i = 0; fpv[i]; i++)
printf("%d\n", (fpv[i])(n));
}
void fpvv_exec(int (***fpvv)(int), int n) {
int i;
for (i = 0; fpvv[i]; i++)
fpv_exec(fpvv[i], n);
}
void fpvvv_exec(int (****fpvvv)(int), int n) {
int i;
for (i = 0; fpvvv[i]; i++)
fpvv_exec(fpvvv[i], n);
}
int main(int argc, char **argv) {
int (****fpvvv)(int);
fpvvv = calloc(2, sizeof(int (***)(int)));
fpvvv[0] = calloc(2, sizeof(int (**)(int)));
fpvvv[1] = calloc(2, sizeof(int (**)(int)));
fpvvv[0][0] = calloc(4, sizeof(int (*)(int)));
fpvvv[0][1] = calloc(4, sizeof(int (*)(int)));
fpvvv[1][0] = calloc(4, sizeof(int (*)(int)));
fpvvv[1][1] = calloc(4, sizeof(int (*)(int)));
fpvvv[0][0][0] = doub;
fpvvv[0][0][1] = trip;
fpvvv[0][0][2] = half;
fpvvv[0][0][3] = NULL;
fpvvv[0][1][0] = doub;
fpvvv[0][1][1] = trip;
fpvvv[0][1][2] = half;
fpvvv[0][1][3] = NULL;
fpvvv[1][0][0] = doub;
fpvvv[1][0][1] = trip;
fpvvv[1][0][2] = half;
fpvvv[1][0][3] = NULL;
fpvvv[1][1][0] = doub;
fpvvv[1][1][1] = trip;
fpvvv[1][1][2] = half;
fpvvv[1][1][3] = NULL;
for (argv++, argc--; argc; argv++, argc--)
fpvvv_exec(fpvvv, atoi(*argv));
exit(EXIT_SUCCESS);
}