#include <iostream>
using namespace std;
int main() {
float f=26.0;
for (;f<=27.0;f+=0.2) {
cout<<f<<" "<< (f<27.0)<<"\n";
}
for (double i=26.0;i<=27.0;i+=0.2) {
cout<<i<<" "<< (i<27.0)<<"\n";
}
f=26.0;
cout<<((27.0-f)/0.2);
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgoKdXNpbmcgbmFtZXNwYWNlIHN0ZDsKCmludCBtYWluKCkgewogICAgZmxvYXQgZj0yNi4wOwoJICAgIGZvciAoO2Y8PTI3LjA7Zis9MC4yKSB7CiAgICAgICAgICAgIGNvdXQ8PGY8PCIgIjw8IChmPDI3LjApPDwiXG4iOwoJICAgIH0KICAgICAgICBmb3IgKGRvdWJsZSBpPTI2LjA7aTw9MjcuMDtpKz0wLjIpIHsKICAgICAgICAgICAgY291dDw8aTw8IiAiPDwgKGk8MjcuMCk8PCJcbiI7CgkgICAgfQogICAgICAgIGY9MjYuMDsKCQljb3V0PDwoKDI3LjAtZikvMC4yKTsKCglyZXR1cm4gMDsKfQ==