View Compilation Error

0_0_36695780_1206.cpp: In function 'void qr(int, int)':
0_0_36695780_1206.cpp:20:1: error: expected primary-expression before '}' token
 }
 ^
0_0_36695780_1206.cpp:20:1: error: expected ',' or ';' before '}' token
0_0_36695780_1206.cpp: In function 'int main()':
0_0_36695780_1206.cpp:41:17: error: void value not ignored as it ought to be
     int a=qr(x,y);
                 ^