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peter0749/bored.cpp

Created February 26, 2019 06:22
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bored.cpp
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bored.cpp
#include <iostream>
#include <iomanip>
#include <algorithm>
int main(void) {
int a[9];
for (int i=0; i<9; ++i) a[i]=i+1;
do {
if (
a[0]-a[1]==a[2] &&
a[4]*a[5]==a[3] &&
a[6]+a[7]==a[8] &&
a[2]*a[5]==a[8]
) {
for (auto v:a) std::cout<<v<<' ';
std::cout<<std::endl;
}
} while(std::next_permutation(a,a+9));
return 0;
}
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