israel, the pilgrims will be torn apart at the moment, until those who are left with their hajj rituals, tawaf and try between safa and marwa and top they didn't let them fulfill their deeds. ali soleimani, correspondent of makkah broadcasting agency. may you be proud and victorious . last year, our students won 20 colorful emblems of the world olympiad. i will return to the world mathematical olympiad with my hands full. switzerland did not perform very well in iran for a few years, but thanks be to god, we did very well and placed 8th . good evening, the children are going to compete with students from 80 other countries. there are more of them countries are like china, does it reduce japan or not, european countries, england, america, the countries of prominent countries near the country, we participate, chemistry, our situation, where is our position, other countries, chemistry world championships, which position and good, thank god , we were usually 18th in the world, this year is the best handouts of the olympiads of course, they also have expectations from the education officials. they