#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
]) continue;
prime
[++prime
[0]] = i
;
for(int j
= i
* i
; j
<=MAX_N
; j
+=i
){
prime
[j
] = 1;
}
}
return;
}
int main(){
init();
for(int i
= 0; i
<= prime
[0]; i
++){
cout
<<prime
[i
]<<endl
;
}
}
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