View Compilation Error

0_0_21437986_17859.cpp:12:5: error: stray '\243' in program
     t = x， x = y， y = z;
     ^
0_0_21437986_17859.cpp:12:5: error: stray '\254' in program
0_0_21437986_17859.cpp:12:5: error: stray '\243' in program
0_0_21437986_17859.cpp:12:5: error: stray '\254' in program
0_0_21437986_17859.cpp: In function 'unsigned int rng61()':
0_0_21437986_17859.cpp:12:13: error: expected ';' before 'x'
     t = x， x = y， y = z;
             ^