ajout d'un programme c simple pour renvoyer 0 ou 1 en valeur de retour

master
Jean-Pierre PRUNARET 8 years ago
parent 4be5ac0776
commit df126bcba6

@ -0,0 +1,6 @@
all: build
build: random
random: main.c
gcc main.c -Wall -o random

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#include <time.h>
#include <stdlib.h>
#include <stdio.h>
/**
* Return a random number between 0 and limit inclusive.
*
*/
int rand_lim(int limit) {
int divisor = RAND_MAX/(limit+1);
int retval;
do {
retval = rand() / divisor;
} while (retval > limit);
return retval;
}
int main(int argc, char **argv) {
srand(time(NULL));
int random_value = rand_lim(1);
printf("value: %d\n", random_value);
//return rand_lim(1);
return random_value;
};
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