prog.c: In function ‘main’:
prog.c:6:6: error: lvalue required as left operand of assignment
ans%2=judge;
^
prog.c:7:1: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
if(judge=0){
^~
prog.c:13:9: error: lvalue required as left operand of assignment
ans%loop=judge;
^
prog.c:14:1: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
if(judge=0){
^~