View Compilation Error

0_0_33855461_1982.cpp: In function 'int main()':
0_0_33855461_1982.cpp:11:5: error: expected ';' before 'for'
     for(int cas=1;cas<=t;cas++){
     ^
0_0_33855461_1982.cpp:11:19: error: 'cas' was not declared in this scope
     for(int cas=1;cas<=t;cas++){
                   ^