Leonardo Machado

#include <iostream>
#include <cmath>

using namespace std;

int main (){

long int j, n;

j=0;
n=0

double x, x0, y, dx, dy, k, m;

x0=0;
y=0;
dx=0.01;
dy=0.01;
k=3.1415;

while ( x<k and y<m){

x= x0+ dx*n;

if( cos(x) <= y){

j=j+1;

}

if( x>k){

y=y+dy;

}

n=n+1;

}

cout << "A integral de cos(X), 0<=x<=pi = " << m*k*j/n;


}