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→C example
=== The Problem and the Code ===
=== The Problem and the Code ===
<nowiki>#include <stdio.h></nowiki><br>
<nowiki>#include <stdlib.h></nowiki><br>
<nowiki>#include <time.h></nowiki><br>
int main(int argc, char *argv[])<br>
<nowiki>{</nowiki><br>
<nowiki>int i,N,incirc=0;</nowiki><br>
<nowiki>double x,y,circrad2;</nowiki><br>
<nowiki>sscanf(argv[1], "%d", &N); // get iteration number from input</nowiki><br>
<nowiki>srand(time(NULL)); // seed random number generator</nowiki><br>
<nowiki>circrad2=1.0*RAND_MAX; </nowiki><br>
<nowiki>circrad2*=circrad2; // Define radius squared </nowiki><br>
<nowiki>for(i=0;i<N;i++){</nowiki><br>
<nowiki>x=1.0*rand(); y=1.0*rand(); // get rand. point and</nowiki><br>
<nowiki>incirc += (x*x+y*y) < circrad2; // check if inside circle</nowiki><br>
} <br>
<nowiki>printf("pi=%.12f\n",4.0*incirc/N); // display probability</nowiki><br>
return 0;<br>
}
=== Preparation for Job Submission ===
=== Preparation for Job Submission ===
=== Job Submission and Management ===
=== Job Submission and Management ===
== R example ==
== R example ==
=== The Problem and the Code ===
=== The Problem and the Code ===