View Compilation Error

0_0_30917875_3141.cpp:6:5: error: stray '\243' in program
     int t，n,sum;
     ^
0_0_30917875_3141.cpp:6:5: error: stray '\254' in program
0_0_30917875_3141.cpp: In function 'int main()':
0_0_30917875_3141.cpp:6:12: error: expected initializer before 'n'
     int t，n,sum;
            ^
0_0_30917875_3141.cpp:7:17: error: 't' was not declared in this scope
     scanf("%d",&t);
                 ^
0_0_30917875_3141.cpp:10:21: error: 'n' was not declared in this scope
         scanf("%d",&n);
                     ^
0_0_30917875_3141.cpp:11:9: error: 'sum' was not declared in this scope
         sum=0;
         ^