int sum = 0, n;
do {cin>>n; sum+=n;}while (n!=0);
cout<<sum;
To measure the pollution of a particular river, one must take the sample of the river and take the sample of pure water, then draw the conclusion, it will tell the amount of pollution in the river water.
<h3>What is pollution?</h3>
Pollution is the mixing of unwanted or harmful things in any substance or compound.
Water pollution is the mixing of toxics and chemicals in water.
Thus, to measure the pollution of a particular river, one must take the sample of the river and take the sample of pure water, then draw the conclusion, it will tell the amount of pollution in the river water.
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Answer: Have you tried restarting your ipad or Shutting down? Or closing your ipad and waiting for a little bit so It can leave Or you can try Pressing it harder.
Explanation:
Thats all I have to help