Tibor Nagy
4381bb2a22
When the execution reaches the end of the main functions, they implicitly return a successful status.
52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
#include <stdio.h>
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int main(void) {
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int sofar = 0;
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int len = printf(
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"percent: %%\nstring: %s\nchar: %c\nchar: %c\nint: %d\n%nuint: %u\nhex: %x\nHEX: %X\nstring: %s\n",
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"String",
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'c',
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254,
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-16,
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&sofar,
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32,
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0xbeef,
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0xC0FFEE,
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"end"
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);
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printf("%%n returned %d, total len of write: %d\n", sofar, len);
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puts("\nPadding madness:");
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printf("% -5.3d %+3d\n", 1, 2);
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printf("%4c\n", 'c');
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printf("%#10.7x\n", 0xFF);
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printf("%#4.3o\n", 01);
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printf("%#x %#x\n", 0, 1);
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printf("%.0d %.0d\n", 0, 1);
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printf("(%05d) (%5d)\n", 123, 123);
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printf("(%05d) (%5d)\n", -123, -123);
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printf("(%13.0d)\n", 0);
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printf("%p\n", (void*) 0xABCDEF);
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printf("%p\n", (void*) 0);
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puts("\nPositional madness:");
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printf("%3$d %2$d %1$d\n", 2, 3, 4);
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printf("%.*3$d\n", 2, 0, 5);
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printf("|%-*6$.*5$s|%-*6$.*5$s|%*6$.*5$s|%*6$.*5$s|\n", "Fizz", "Buzz", "FizzBuzz", "TotalBuzz", 3, 8);
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puts("\nFloat madness:");
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printf("%20e\n", 123.456789123);
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printf("%20E\n", 0.00001);
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printf("%20f\n", 123.456789123);
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printf("%20F\n", 0.00001);
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printf("%20e\n", -123.456789123);
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printf("%020e\n", -123.456789123);
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printf("%g\n", 100000.0);
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printf("%g\n", 1000000.0);
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printf("%e\n", 1000000.0);
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printf("%G\n", 0.0001);
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printf("%G\n", 0.00001);
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printf("%E\n", 0.00001);
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}
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