SCR

TP4/Ex2/pi.c

@@ -0,0 +1,31 @@
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <signal.h>
+
+uint64_t shots_in=0,shots=0;
+double x,y;
+
+void signalrm_handler(int n){
+    
+}
+
+int main(int argc, char **argv)
+{
+	shots_in = 0;
+	shots = 0;
+	for (;;){
+		x = rand()/(RAND_MAX*1.0);
+		y = rand()/(RAND_MAX*1.0);
+		shots ++;
+		if ((x*x+y*y)<=1){
+			shots_in ++;
+		}    
+	}
+	/* la probabilité vaut tirsIn/tirs, 
+	   Elle converge lentement vers pi/4*/	
+}