MPI Scatter/Gather Lab Files

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Input Test Files

• small.txt
• medium.txt
• therealdeal.txt

Input.c

#include <stdio.h>
#include <stdlib.h>

int main(int argc, char ** argv) {
  
 FILE *filePtr;
 int const LINE_LENGTH = 15;
 char charNum[LINE_LENGTH];
 int numValues, x;

 filePtr = fopen(argv[1], "r");
 fgets(charNum, LINE_LENGTH, filePtr);
 numValues = atoi(charNum);
 int values[numValues];

 for (x = 0; x < numValues; x++) {
   fgets(charNum, LINE_LENGTH, filePtr);
   values[x] = atoi(charNum);
 }

 fclose(filePtr);
 
 for (x = 0; x < numValues; x++) {
   printf("x[%d] = %d\n", x, values[x]);
 }
}