#include <iostream>
#include <string>
#include <assert.h>
int main(
int argc,
const char * argv[]) {
const int nb = 5;
for (int i = 0; i < nb; i++)
for (int i = 0; i < nb; i++)
assert(mydeque.
size() == 2*nb);
std::cout << "mydeque contains:";
for (int i = 0; i < 2*nb; i++) {
std::cout << " " << v;
}
std::cout << std::endl;
return 0;
}