View Compilation Error

0_0_11901050_1450.cpp: In function `int main()':
0_0_11901050_1450.cpp:5: error: `Double' undeclared (first use this function)
0_0_11901050_1450.cpp:5: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_11901050_1450.cpp:5: error: expected `;' before "e"
0_0_11901050_1450.cpp:5: error: stray '\163' in program
0_0_11901050_1450.cpp:5: error: stray '\187' in program