View Compilation Error

643291_0_0_1381.c:1:19: iostream: No such file or directory
643291_0_0_1381.c:2: error: syntax error before "namespace"
643291_0_0_1381.c: In function `main':
643291_0_0_1381.c:8: error: `true' undeclared (first use in this function)
643291_0_0_1381.c:8: error: (Each undeclared identifier is reported only once
643291_0_0_1381.c:8: error: for each function it appears in.)
643291_0_0_1381.c:11: error: `cin' undeclared (first use in this function)
643291_0_0_1381.c:27: error: `cout' undeclared (first use in this function)
643291_0_0_1381.c:31: error: `endl' undeclared (first use in this function)