From adfef311025815f18da300936ff86998646191e8 Mon Sep 17 00:00:00 2001
From: kmazouzi <kamel.mazouzi@univ-fcomte.fr>
Date: Mon, 18 Apr 2016 09:29:10 +0200
Subject: [PATCH] add n

---
 lab1/pi_mpi.c  |    7 +++++--
 lab1/pi_omp.c  |    7 ++++---
 lab1/pi_ser.c  |    9 +++++----
 lab1/pi_task.c |    4 ++--
 4 files changed, 16 insertions(+), 11 deletions(-)

diff --git a/lab1/pi_mpi.c b/lab1/pi_mpi.c
index 2f2be47..0c14c7b 100644
--- a/lab1/pi_mpi.c
+++ b/lab1/pi_mpi.c
@@ -1,7 +1,10 @@
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
+
+
 #include <mpi.h>
-#define N 100000000
+#define N 1000000000
 
 int main (int argc, char** argv)
 {
@@ -50,7 +53,7 @@ int main (int argc, char** argv)
     
     if(rank==0)
     {
-        printf("Pi=%0.12g\n", total_sum);
+        printf("Pi=%0.20g\n", total_sum);
 
     }
 
diff --git a/lab1/pi_omp.c b/lab1/pi_omp.c
index b3684b5..d39a313 100644
--- a/lab1/pi_omp.c
+++ b/lab1/pi_omp.c
@@ -3,7 +3,8 @@
 #include <stdlib.h>
 #include <omp.h>
 
-#define N 100000000
+#define N 1000000000
+
 int main (int argc, char** argv)
 {
     long long int n;
@@ -15,7 +16,7 @@ int main (int argc, char** argv)
 
     if(argc==2)
     {
-        n=atol(argv[1]);
+       n=atoll(argv[1]);
     }
 
 
@@ -32,7 +33,7 @@ int main (int argc, char** argv)
 
     l_sum *= h;
 
-    printf("N=%lld,PI=%0.12g\n",n, l_sum);
+    printf("N=%lld,PI=%0.20g\n",n, l_sum);
 
     return 0;
 }
diff --git a/lab1/pi_ser.c b/lab1/pi_ser.c
index b3676cb..ef6c1d4 100644
--- a/lab1/pi_ser.c
+++ b/lab1/pi_ser.c
@@ -1,22 +1,23 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#define N 100000000
+#define N 1000000000
+
 int main (int argc, char** argv)
 {
     long long int n;
     long long int i;
-
     double l_sum, x, h;
 
     n=N;
 
     if(argc==2)
     {
-        n=atol(argv[1]);
+        n=atoll(argv[1]);
     }
 
 
+
     h = 1.0/n;
 
     l_sum = 0.0;
@@ -29,7 +30,7 @@ int main (int argc, char** argv)
 
     l_sum *= h;
 
-    printf("N=%lld, PI = %0.12g\n",n ,l_sum);
+    printf("N=%lld, PI = %0.20g\n",n ,l_sum);
 
     return 0;
 }
diff --git a/lab1/pi_task.c b/lab1/pi_task.c
index 6298901..614c03f 100644
--- a/lab1/pi_task.c
+++ b/lab1/pi_task.c
@@ -2,7 +2,7 @@
 #include <string.h>
 #include <stdlib.h>
 
-#define N 100000000
+#define N 1000000000
 
 int main (int argc, char** argv)
 {
@@ -43,7 +43,7 @@ int main (int argc, char** argv)
 
     l_sum *= h;
 
-    printf("Pi=%0.12g\n", l_sum);
+    printf("Pi=%0.20g\n", l_sum);
 
     return 0;
 }
-- 
1.7.10.4