CPP
cpp
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#include <iostream>
int main() {
int num;
for(int i=1; i<=13; i++) {
num=i;
std::cout << num << " -> ";
while(num!=1) {
if(num%2==0) {
num/=2;
} else {
num=3*num+1;
}
std::cout << num;
if(num!=1) std::cout << " -> ";
}
std::cout << "\n\n";
}
}
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OUTPUT
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