Question 349048
Call the consecutive integers {{{n}}}, {{{n+1}}}, {{{n+2}}}
given:
{{{n + n + 1 + n + 2 = 99}}}
{{{3n + 3 = 99}}}
{{{3n = 96}}}
{{{n = 32}}}
The codes for the 3 countries are 32, 33, and 34