What will be the output of the following C code?

#include <iostream>

using namespace std;

int main() {

float a = 3.2; int I = 0;

for (i = 0; i <= 7; i++) {

a+=0.1;

}

while (i <= 7) {a+= 0.1; i++;} cout << a << i;

return 0;

}