#include<stdio.h>
#include <iostream>
using namespace std
;
#define MAX_N 100
int prime
[MAX_N
];
void init(){
for(int i
= 2; i
<= MAX_N
; i
++){
if(!prime
[i
]) prime
[++prime
[0]] = i
;
for(int j
= 1; j
<= prime
[0]; j
++){
if(prime
[j
] * i
> MAX_N
) break;
prime
[prime
[j
] * i
] =1;
if(i
% prime
[j
] == 0) break;
}
}
return;
}
int main(){
init();
for(int i
= 0; i
<= prime
[0]; i
++){
cout
<<prime
[i
]<<endl
;
}
}
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