OpenACC: Difference between revisions

OpenACC (view source)

131 bytes added , 3 years ago

Bureaucrats, cc_docs_admin, cc_staff

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@@ Line 25: / Line 25: @@
 <tabs>
 <tab name="C">
-The following example computes an approximation of Pi:
+The following example computes an approximation of the transcendental number pi, using the well-known but slowly convergent formula arctan series expansion,
 {{File
    |name=pi.c
@@ Line 32: / Line 32: @@
 #include <stdio.h>
-#define N 2000000000
+const long long N=2000000000;
-#define vl 512
+const int vl=512;
-int main(void) {
+int main(int argc,char** argv) {
    double pi = 0.0f;
    long long i;