diff options
Diffstat (limited to 'inf/priprave/dn')
-rw-r--r-- | inf/priprave/dn/.gitignore | 4 | ||||
-rw-r--r-- | inf/priprave/dn/1a.c | 26 | ||||
-rw-r--r-- | inf/priprave/dn/1b.c | 34 | ||||
-rw-r--r-- | inf/priprave/dn/Makefile | 15 |
4 files changed, 79 insertions, 0 deletions
diff --git a/inf/priprave/dn/.gitignore b/inf/priprave/dn/.gitignore new file mode 100644 index 0000000..a32bbeb --- /dev/null +++ b/inf/priprave/dn/.gitignore @@ -0,0 +1,4 @@ +* +!*/ +!*.* +!Makefile diff --git a/inf/priprave/dn/1a.c b/inf/priprave/dn/1a.c new file mode 100644 index 0000000..84b2c08 --- /dev/null +++ b/inf/priprave/dn/1a.c @@ -0,0 +1,26 @@ +#include <stdio.h> +#include <stdlib.h> +/* https://codeforces.com/group/Eu6CNrz8hK/contest/349888/problem/A */ +int main (void) { /* TIL: od ISO C11 je to legalno */ + unsigned short int num1 = 9; + unsigned short int num2 = 10; + int c; + while (getchar() != '\n'); + while (1) { + if ((c = getchar()) == EOF) + break; + if (c == '\n') + num2 = 9; + if (c <= '9' && c >= '1') +#define num (*(num2 > 9 ? &num1 : &num2)) + if (c-'0' < num) + num = c-'0'; + } + if (num1 == num2) + printf("%d\n", num1); + else if (num1 < num2) + printf("%d%d\n", num1, num2); + else + printf("%d%d\n", num2, num1); + return 0; +} diff --git a/inf/priprave/dn/1b.c b/inf/priprave/dn/1b.c new file mode 100644 index 0000000..8f4f4d3 --- /dev/null +++ b/inf/priprave/dn/1b.c @@ -0,0 +1,34 @@ +#include <stdio.h> +#include <stdlib.h> +#include <math.h> +int main (void) { + int a, b, n; + char buf[128]; + char * cp = buf; + fgets(buf, 128, stdin); + buf[128] = '\0'; + a = strtol(cp, &cp, 10); + if (!cp) + return 1; + cp++; + b = strtoll(cp, &cp, 10); + if (!cp) + return 2; + n = strtol(cp, &cp, 10); + if (a == 0) { + puts("5\n"); + return 0; + } + if (b%a) { + puts("No solution\n"); + return 0; + } + b /= a; + for (int i = -1000; i <= 1000; i++) /* mam 2 sekundi */ + if (pow(i, n) == b) { + printf("%d\n", i); + return 0; + } + puts("No solution\n"); + return 0; +} diff --git a/inf/priprave/dn/Makefile b/inf/priprave/dn/Makefile new file mode 100644 index 0000000..1dd50ea --- /dev/null +++ b/inf/priprave/dn/Makefile @@ -0,0 +1,15 @@ +CFLAGS += -Wextra -Wall -pedantic -g -O0 -finput-charset=UTF-8 -fanalyzer -fextended-identifiers +LDFLAGS += -lm +CC ?= cc +SHELL ?= /bin/sh +cbins := $(subst .c,,$(wildcard *.c)) +asmbins := $(subst .asm,,$(wildcard *.asm)) +default: $(cbins) $(asmbins) +%: %.c + $(CC) $(CFLAGS) $< -o$@ $(LDFLAGS) +%: %.asm + # za zdaj sicer še ni ničesar v zbornem jeziku, mogoče pa bo ... + nasm -f elf $< && ld -m elf_i386 -s -o $@ $@.o +.PHONY: clean +clean: + rm -f $(bins) $(asmbins) *.o |