View Compilation Error

0_0_7862695_20189.cpp: In function `int main()':
0_0_7862695_20189.cpp:8: error: `time' undeclared (first use this function)
0_0_7862695_20189.cpp:8: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_7862695_20189.cpp:9: error: expected `)' before ';' token