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060 - remove @as()

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Arya-Elfren 2023-04-28 15:11:43 +01:00 committed by GitHub
parent 599bea5705
commit c2fe843a8a
1 changed files with 8 additions and 6 deletions
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14
exercises/060_floats.zig
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@ -4,8 +4,8 @@
// literals may be written in the same ways as integers but also // literals may be written in the same ways as integers but also
// in scientific notation: // in scientific notation:
// //
// const a1: f32 = 1200.0; // 1,200 // const a1: f32 = 1200; // 1,200
// const a2: f32 = 1.2e+3; // 1,200 // const a2: f32 = 1.2e+3; // 1,200
// const b1: f32 = -500_000.0; // -500,000 // const b1: f32 = -500_000.0; // -500,000
// const b2: f32 = -5.0e+5; // -500,000 // const b2: f32 = -5.0e+5; // -500,000
// //
@ -23,12 +23,14 @@
// const pi: f16 = 3.1415926535; // rounds to 3.140625 // const pi: f16 = 3.1415926535; // rounds to 3.140625
// const av: f16 = 6.02214076e+23; // Avogadro's inf(inity)! // const av: f16 = 6.02214076e+23; // Avogadro's inf(inity)!
// //
// A float literal doesn't need a decimal point. When performing math // When performing math operations with numeric literals, ensure
// operations with numeric literals, ensure the types match. Zig // the types match. Zig does not perform unsafe type coercions
// does not perform unsafe type coercions behind your back: // behind your back:
// //
// var foo: f16 = 5; // NO ERROR // var foo: f16 = 5; // NO ERROR
// var foo: f16 = @as(u16, 5); // ERROR //
// var foo: u16 = 5; // A literal of a different type
// var bar: f16 = foo; // ERROR
// //
// Please fix the two float problems with this program and // Please fix the two float problems with this program and
// display the result as a whole number. // display the result as a whole number.