Update test.c

[copilot-workspace-dsyme-dev[bot]]

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• [Add unit tests to this issue in Copilot Workspace](http://localhost:3000/gh/dsyme/tiny?taskTitle=Add%20unit%20tests%20to%20this%20pull%20request&taskDescription=Add%20unit%20tests%20to%20this%20pull%20request.%20The%20patch%20for%20the%20PR%20is%20below.%0A%0A%20%20%20%20%20---%20a%2Fsrc%2Ftest.c%0A%2B%2B%2B%20b%2Fsrc%2Ftest.c%0A%40%40%20-2%2C7%20%2B2%2C7%20%40%40%0A%0Aint%20main()%20%7B%0A%0A-%20%20int%20n%2C%20i%2C%20flag%20%3D%200%3B%0A%2B%20%20int%20n%2C%20j%2C%20flag%20%3D%200%3B%0A%20%20printf(%22Enter%20a%20positive%20integer%3A%20%22)%3B%0A%20%20scanf(%22%25d%22%2C%20%26n)%3B%0A%0A%20%20%20%20%20%0A%20%20%20%20%20The%20code%20in%20the%20repository%20branch%20is%20the%20code%20including%20this%20patch.%20Your%20task%20is%20to%20add%20unit%20tests%20for%20the%20cases%20for%20this%20patch%2C%20and%20any%20other%20missing%20unit%20tests%20to%20make%20a%20coherent%20set%20of%20tests.%20The%20tests%20should%20be%20placed%20in%20the%20right%20file%20and%20directory%20where%20there%20are%20existing%20tests.&branch=dsyme-patch-1)
• [Complete the rest of this pull request Copilot Workspace](http://localhost:3000/gh/dsyme/tiny?taskTitle=Complete%20the%20rest%20of%20this%20pull%20request&taskDescription=Complete%20this%20pull%20request%2C%20addressing%20all%20TBD%2C%20TODO%20and%20other%20markers%20in%20the%20patch.%20The%20patch%20for%20the%20PR%20is%20below.%0A%20%20%20%20%20%0A%20%20%20%20%20---%20a%2Fsrc%2Ftest.c%0A%2B%2B%2B%20b%2Fsrc%2Ftest.c%0A%40%40%20-2%2C7%20%2B2%2C7%20%40%40%0A%0Aint%20main()%20%7B%0A%0A-%20%20int%20n%2C%20i%2C%20flag%20%3D%200%3B%0A%2B%20%20int%20n%2C%20j%2C%20flag%20%3D%200%3B%0A%20%20printf(%22Enter%20a%20positive%20integer%3A%20%22)%3B%0A%20%20scanf(%22%25d%22%2C%20%26n)%3B%0A%0A%20%20%20%20%20%0A%20%20%20%20%20The%20code%20in%20the%20repository%20branch%20is%20the%20code%20including%20this%20patch.%20Your%20task%20is%20complete%20this%20pull%20request%2C%20addressing%20all%20TBD%2C%20TODO%20and%20other%20markers%20in%20the%20patch&branch=dsyme-patch-1)
• [Find mistakes in this pull request Copilot Workspace](http://localhost:3000/gh/dsyme/tiny?taskTitle=Find%20and%20correct%20possible%20mistakes%20in%20this%20pull%20request&taskDescription=Find%20and%20correct%20possible%20mistakes%20in%20this%20pull%20request.%20The%20patch%20for%20the%20PR%20is%20below.%0A%20%20%20%20%20%0A%20%20%20%20%20---%20a%2Fsrc%2Ftest.c%0A%2B%2B%2B%20b%2Fsrc%2Ftest.c%0A%40%40%20-2%2C7%20%2B2%2C7%20%40%40%0A%0Aint%20main()%20%7B%0A%0A-%20%20int%20n%2C%20i%2C%20flag%20%3D%200%3B%0A%2B%20%20int%20n%2C%20j%2C%20flag%20%3D%200%3B%0A%20%20printf(%22Enter%20a%20positive%20integer%3A%20%22)%3B%0A%20%20scanf(%22%25d%22%2C%20%26n)%3B%0A%0A%20%20%20%20%20%0A%20%20%20%20%20The%20code%20in%20the%20repository%20branch%20is%20the%20code%20including%20this%20patch.%20Your%20task%20is%20find%20and%20correct%20possible%20mistakes%20in%20this%20pull%20request.&branch=dsyme-patch-1)
• [The pull request contains indicative changes. Apply similar changes everywhere Copilot Workspace](http://localhost:3000/gh/dsyme/tiny?taskTitle=The%20pull%20request%20contains%20indicative%20changes.%20Apply%20similar%20changes%20everywhere.&taskDescription=The%20pull%20request%20contains%20indicative%20changes.%20Apply%20similar%20changes%20everywhere.%20The%20patch%20for%20the%20PR%20is%20below.%0A%20%20%20%20%20%20%0A%20%20%20%20%20%20---%20a%2Fsrc%2Ftest.c%0A%2B%2B%2B%20b%2Fsrc%2Ftest.c%0A%40%40%20-2%2C7%20%2B2%2C7%20%40%40%0A%20%0A%20int%20main()%20%7B%0A%20%0A-%20%20int%20n%2C%20i%2C%20flag%20%3D%200%3B%0A%2B%20%20int%20n%2C%20j%2C%20flag%20%3D%200%3B%0A%20%20%20printf(%22Enter%20a%20positive%20integer%3A%20%22)%3B%0A%20%20%20scanf(%22%25d%22%2C%20%26n)%3B%0A%20%0A%20%20%20%20%20%20%0A%20%20%20%20%20%20The%20code%20in%20the%20repository%20branch%20is%20the%20code%20including%20this%20patch.%20The%20pull%20request%20contains%20indicative%20changes.%20Your%20task%20is%20to%20apply%20similar%20changes%20everywhere.&branch=dsyme-patch-1)