1990 USAMO Problem #5

2024/06/1605:26:05 hotcomm 3304

1990 USAMO Problem #5 - DayDayNews

1990 USAMO Problem #5 - DayDayNews

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Zhitong Finance APP learned that the annual CPI rate in the UK in May reached 9.1%, consistent with expectations, and the previous value was 9%; the monthly CPI rate in the UK in May was 0.7%, against expectations of 0.6%, and the previous value of 2.5%. British inflation rose to - DayDayNews

Zhitong Finance APP learned that the annual CPI rate in the UK in May reached 9.1%, consistent with expectations, and the previous value was 9%; the monthly CPI rate in the UK in May was 0.7%, against expectations of 0.6%, and the previous value of 2.5%. British inflation rose to

A new high in 40 years! UK CPI increased by 9.1% year-on-year in May

06/22 1509

The conflict between Russia and Ukraine has been going on for more than 120 days. During this period, I often heard Ukrainian President Zelensky shouting quite confident words such as "Ukraine can fight a long-term war with Russia" and "Ukraine can reverse the situation." Two mon - DayDayNews

The conflict between Russia and Ukraine has been going on for more than 120 days. During this period, I often heard Ukrainian President Zelensky shouting quite confident words such as "Ukraine can fight a long-term war with Russia" and "Ukraine can reverse the situation." Two mon

The training effect of the Ukrainian army was "amazing", friendly troops were killed, and Ukraine's ability to regain territory was questioned by the White House

06/22 1523

Mass graves of civilians were dug up on the border between Russia and Ukraine. The tragedy of 8 years ago was revealed again. Russia opened a case to investigate. The United States once again turned its back on Russia. According to Russian media reports, the Russian Investigative - DayDayNews

Mass graves of civilians were dug up on the border between Russia and Ukraine. The tragedy of 8 years ago was revealed again. Russia opened a case to investigate. The United States once again turned its back on Russia. According to Russian media reports, the Russian Investigative

295 civilians died tragically, Putin accused Ukraine! Russia opens investigation, United States: Pretext for invasion

06/22 1324

According to CCTV financial news, international oil prices fell sharply yesterday, with US oil falling by more than 6.8%. Affected by the interest rate hikes by many central banks around the world, investors' focus shifted from the supply and demand pattern to the risk of economi - DayDayNews

According to CCTV financial news, international oil prices fell sharply yesterday, with US oil falling by more than 6.8%. Affected by the interest rate hikes by many central banks around the world, investors' focus shifted from the supply and demand pattern to the risk of economi

Sudden sharp drop! Is the second cut this year coming?

06/22 1735

The Nanying Planetarium in Tainan City, Taiwan, posted on Facebook yesterday that the comet "C/2021 A1" is approaching the earth. It is expected to reach a maximum brightness of magnitude 4 to 5 in mid-December. It is possible to see it with the naked eye or a small binoculars. a - DayDayNews

The Nanying Planetarium in Tainan City, Taiwan, posted on Facebook yesterday that the comet "C/2021 A1" is approaching the earth. It is expected to reach a maximum brightness of magnitude 4 to 5 in mid-December. It is possible to see it with the naked eye or a small binoculars. a

The first "mysterious comet" in 70,000 years can be seen with the naked eye, and it will be closest to the earth in mid-December

06/22 1073

2022.6.20 Know the rise and fall of pig prices early! In recent times, pig prices have also been recovering, but Muyuan shares said that they will not carry out large-scale capital expenditures. - DayDayNews

2022.6.20 Know the rise and fall of pig prices early! In recent times, pig prices have also been recovering, but Muyuan shares said that they will not carry out large-scale capital expenditures.

Pig prices have changed drastically! Lots of gains! 2022.6.20 Know the rise and fall of pig prices early

06/22 1376

After the conflict between Russia and Ukraine broke out, there has always been a "controversial" question: Who is Ukraine fighting for? Kyiv almost obeys the "instructions" of the West, but from time to time it accuses the West of slow aid and even ridicules European countries. T - DayDayNews

After the conflict between Russia and Ukraine broke out, there has always been a "controversial" question: Who is Ukraine fighting for? Kyiv almost obeys the "instructions" of the West, but from time to time it accuses the West of slow aid and even ridicules European countries. T

Who is Ukraine fighting for? The Ukrainian army repeatedly massacred civilians, including a 10-year-old child

06/22 1275

Codonopsis pilosula, Codonopsis pilosula grown in Longnan, Gansu, has not been much available recently, and the search for goods is average. Due to the impact of the epidemic, export sales are not large, and coupled with the current economic downturn, the price of small goods has - DayDayNews

Codonopsis pilosula, Codonopsis pilosula grown in Longnan, Gansu, has not been much available recently, and the search for goods is average. Due to the impact of the epidemic, export sales are not large, and coupled with the current economic downturn, the price of small goods has

Today’s medicinal materials market: honeysuckle, skullcap, dangshen, safflower, plantain, isatis root

06/22 1391

As the war enters its fifth month, Russia has made more military gains than before. It has captured many large cities in the Donbas region and is advancing towards its military goal of completely occupying the entire Donbas region. - DayDayNews

As the war enters its fifth month, Russia has made more military gains than before. It has captured many large cities in the Donbas region and is advancing towards its military goal of completely occupying the entire Donbas region.

There are three new developments in the Russia-Ukraine war. Is the turning point coming soon?

06/22 1767

According to a report by the Russian Satellite News Agency on July 11, the Russian hacker organization RaHDIt took action again and teamed up with the Ukrainian hacker organization Beregini to obtain secret documents about the Ukrainian armed forces. The two parties also cordiall - DayDayNews

According to a report by the Russian Satellite News Agency on July 11, the Russian hacker organization RaHDIt took action again and teamed up with the Ukrainian hacker organization Beregini to obtain secret documents about the Ukrainian armed forces. The two parties also cordiall

Russian hackers uncovered Ukrainian military secrets, cooperated with Ukrainian hackers, and both parties called each other friends

06/22 1619

As time goes by, this protracted Russian-Ukrainian conflict has entered its 138th day. The war is still rising, and the war situation is constantly ushering in new variables. - DayDayNews

As time goes by, this protracted Russian-Ukrainian conflict has entered its 138th day. The war is still rising, and the war situation is constantly ushering in new variables.

The war ushered in changes. The Ukrainian army defeated the Russian offensive with the help of the "Supervisory Team", and the United States gave Russia and Germany a "big gift"

06/22 1095

The conflict between Russia and Ukraine has entered its 141st day. Russia and Ukraine have launched fierce shelling over the territory of Donetsk and Kherson. According to news released by the Russian army, the Ukrainian army launched a new attack on the Kherson area controlled b - DayDayNews

The conflict between Russia and Ukraine has entered its 141st day. Russia and Ukraine have launched fierce shelling over the territory of Donetsk and Kherson. According to news released by the Russian army, the Ukrainian army launched a new attack on the Kherson area controlled b

On the 141st day of the Russia-Ukraine conflict, three more major events occurred. Zelensky said that Russia’s defeat has been determined.

06/22 1559

The war in Donbass has now entered the final stage. Russia has achieved overwhelming results. Ukraine is very anxious and the West is also very anxious. In recent times, the two most common actions of Ukrainian President Zelenskiy are to act harshly. While asking for help from th - DayDayNews

The war in Donbass has now entered the final stage. Russia has achieved overwhelming results. Ukraine is very anxious and the West is also very anxious. In recent times, the two most common actions of Ukrainian President Zelenskiy are to act harshly. While asking for help from th

In-depth analysis: The outbreak of the Russia-Ukraine conflict may be inseparable from the new crown epidemic

06/22 1049

The Ukrainian army's announcement to withdraw from the city of Severodonetsk means a cruel fact: Facing the fierce attack of the Russian army, the Ukrainian army can no longer bear the losses of the war, let alone organize effective resistance, and can only choose to retreat to s - DayDayNews

The Ukrainian army's announcement to withdraw from the city of Severodonetsk means a cruel fact: Facing the fierce attack of the Russian army, the Ukrainian army can no longer bear the losses of the war, let alone organize effective resistance, and can only choose to retreat to s

In order to avoid repeating the same mistakes, Ukraine rarely admitted defeat and ordered the Ukrainian army to retreat. Is it still too late?

06/22 1238

However, what is interesting is that Zelensky still maintains full confidence in the current battlefield situation that is completely tilted towards Russia. He believes that the winner will definitely be Ukraine if he persists like this. Podoljak, a member of the delegation, even - DayDayNews

However, what is interesting is that Zelensky still maintains full confidence in the current battlefield situation that is completely tilted towards Russia. He believes that the winner will definitely be Ukraine if he persists like this. Podoljak, a member of the delegation, even

Adviser to the President of Ukraine: The Russian army must immediately cease fire and withdraw and pay compensation. There is no way to stop the war unless all conditions are agreed.

06/22 1511

The conflict between Russia and Ukraine has entered its 28th day, four weeks ago, and the fighting continues. Outside the battlefield, conflicts between Russia and the Western camp continue. The West did not dare to send troops to join the war, but only dared to impose sanctions - DayDayNews

The conflict between Russia and Ukraine has entered its 28th day, four weeks ago, and the fighting continues. Outside the battlefield, conflicts between Russia and the Western camp continue. The West did not dare to send troops to join the war, but only dared to impose sanctions

On the 28th day of the Russia-Ukraine conflict, Putin rejected peace negotiations between Russia and Japan, and Russia also wanted to withdraw from the WTO

06/22 1651

Today's vivo mobile phones are very popular in both the offline market and the online market. The offline market relies on the Y series, S series and X series for support, while the online market relies on the iQOO series to make an impact. - DayDayNews

Today's vivo mobile phones are very popular in both the offline market and the online market. The offline market relies on the Y series, S series and X series for support, while the online market relies on the iQOO series to make an impact.

iQOO 10 Pro has been confirmed again: 200W+ self-developed chip, the appearance material is also clear

06/22 1355

Article | Lantern Circle, originally written on July 14, 2022; this is considered a complaint article. I have to say that Honeywell's marketing is quite good, and it knows how to play! First of all, let me tell you why its "Skyline Light" eye protection desk lamp can afford such - DayDayNews

Article | Lantern Circle, originally written on July 14, 2022; this is considered a complaint article. I have to say that Honeywell's marketing is quite good, and it knows how to play! First of all, let me tell you why its "Skyline Light" eye protection desk lamp can afford such

The "street lamp" that was dubbed as the "eye protection ceiling" by a certain book - Honeywell "Skyline Light"

06/22 1610

Speaking of tablet computers, I believe everyone is familiar with them. It is a convenient, compact and exquisite computer launched after desktops and notebooks. It can be used for children's study, daily office work, watching movies, etc. It has many practical uses. Let's introd - DayDayNews

Speaking of tablet computers, I believe everyone is familiar with them. It is a convenient, compact and exquisite computer launched after desktops and notebooks. It can be used for children's study, daily office work, watching movies, etc. It has many practical uses. Let's introd

Super smooth, super affordable, the most cost-effective tablet suitable for students. You will never regret buying it.

06/22 1778

Model Huawei Enjoy 50 Appearance 6.57-inch 720p LCD water drop screen Pixel density: 266 Sleek linear design with 2.5D imitation glass body Body thickness 2.98mm Screen-to-body ratio 90.26% The phone weighs 199g Battery 6000mAh large-capacity battery can easily last a week The tw - DayDayNews

Model Huawei Enjoy 50 Appearance 6.57-inch 720p LCD water drop screen Pixel density: 266 Sleek linear design with 2.5D imitation glass body Body thickness 2.98mm Screen-to-body ratio 90.26% The phone weighs 199g Battery 6000mAh large-capacity battery can easily last a week The tw

The cheapest Hongmeng system mobile phone, HiSilicon Kirin core + 6000 mAh large battery, starting from 1249

06/22 1207

An Yaping played the role of Ma Chao in the old version of "The Romance of the Three Kingdoms", the dragon in "Journey to the West", the role of Wei Dongting in "Kangxi Dynasty", and the role of He Shan in "Wulong Mountain Bandit Suppression". None of them have created the charac - DayDayNews

An Yaping played the role of Ma Chao in the old version of "The Romance of the Three Kingdoms", the dragon in "Journey to the West", the role of Wei Dongting in "Kangxi Dynasty", and the role of He Shan in "Wulong Mountain Bandit Suppression". None of them have created the charac

Let’s be honest: Throat cancer is closely related to HPV infection! 5 bad habits that may hurt your throat

06/22 1701

Aquarius Aquarius people accumulate wealth, have a prosperous career, have excellent reasoning skills, are good at communication, are down-to-earth and kind, know how to be moderate, and accept things when they are good. - DayDayNews

Aquarius Aquarius people accumulate wealth, have a prosperous career, have excellent reasoning skills, are good at communication, are down-to-earth and kind, know how to be moderate, and accept things when they are good.

The four major zodiac signs will have a prosperous life in the future, bad luck will disappear, and wealth and profits will be more abundant

06/22 1780