#include <stdio.h>

float euler(int steps){
	float inc = 1.0/steps;
	float yval = 1;
	float xval= 0;
	int i;
	for(i=0; i<steps; i++){
		float slope=yval+xval;
		yval+=slope*inc;
		xval+=inc;
	}
	return yval;
}

int main(){
	int sizes[]={2,4,10,100,1000,10000,100000};
	int i;
	for(i=0;i<7;i++){
		printf("Euler iteration with %d steps gives a value of %f.\n",sizes[i],euler(sizes[i]));
	}
	return 0;
}